diff --git a/src/Microsoft.AspNet.Cryptography.Internal/CryptoUtil.cs b/src/Microsoft.AspNet.Cryptography.Internal/CryptoUtil.cs
index b0a7c95703..fc2bdb9404 100644
--- a/src/Microsoft.AspNet.Cryptography.Internal/CryptoUtil.cs
+++ b/src/Microsoft.AspNet.Cryptography.Internal/CryptoUtil.cs
@@ -9,7 +9,7 @@ using System.Security.Cryptography;
 using Microsoft.AspNet.Cryptography.Cng;
 using Microsoft.AspNet.Cryptography.Internal;
 
-#if !DNXCORE50
+#if !DOTNET5_4
 using System.Runtime.ConstrainedExecution;
 #endif
 
@@ -73,7 +73,7 @@ namespace Microsoft.AspNet.Cryptography
         }
 
         [MethodImpl(MethodImplOptions.NoInlining | MethodImplOptions.NoOptimization)]
-#if !DNXCORE50
+#if !DOTNET5_4
         [ReliabilityContract(Consistency.WillNotCorruptState, Cer.Success)]
 #endif
         public static bool TimeConstantBuffersAreEqual(byte* bufA, byte* bufB, uint count)
diff --git a/src/Microsoft.AspNet.Cryptography.Internal/SafeHandles/SafeHandleZeroOrMinusOneIsInvalid.cs b/src/Microsoft.AspNet.Cryptography.Internal/SafeHandles/SafeHandleZeroOrMinusOneIsInvalid.cs
index f00b99c2a9..39e3ec7f25 100644
--- a/src/Microsoft.AspNet.Cryptography.Internal/SafeHandles/SafeHandleZeroOrMinusOneIsInvalid.cs
+++ b/src/Microsoft.AspNet.Cryptography.Internal/SafeHandles/SafeHandleZeroOrMinusOneIsInvalid.cs
@@ -4,7 +4,7 @@
 using System;
 using System.Runtime.InteropServices;
 
-#if DNXCORE50
+#if DOTNET5_4
 namespace Microsoft.Win32.SafeHandles
 {
     internal abstract class SafeHandleZeroOrMinusOneIsInvalid : SafeHandle
diff --git a/src/Microsoft.AspNet.Cryptography.Internal/SafeHandles/SafeLibraryHandle.cs b/src/Microsoft.AspNet.Cryptography.Internal/SafeHandles/SafeLibraryHandle.cs
index 86c080ca85..4636644297 100644
--- a/src/Microsoft.AspNet.Cryptography.Internal/SafeHandles/SafeLibraryHandle.cs
+++ b/src/Microsoft.AspNet.Cryptography.Internal/SafeHandles/SafeLibraryHandle.cs
@@ -6,7 +6,7 @@ using System.Runtime.InteropServices;
 using System.Security;
 using Microsoft.Win32.SafeHandles;
 
-#if !DNXCORE50
+#if !DOTNET5_4
 using System.Runtime.ConstrainedExecution;
 #endif
 
@@ -127,12 +127,12 @@ namespace Microsoft.AspNet.Cryptography.SafeHandles
             return UnsafeNativeMethods.FreeLibrary(handle);
         }
 
-#if !DNXCORE50
+#if !DOTNET5_4
         [SuppressUnmanagedCodeSecurity]
 #endif
         private static class UnsafeNativeMethods
         {
-#if DNXCORE50
+#if DOTNET5_4
             private const string CORE_LIBRARY_LOADER_LIB = "api-ms-win-core-libraryloader-l1-1-0.dll";
             private const string CORE_LOCALIZATION_LIB = "api-ms-win-core-localization-l1-2-0.dll";
 #else
@@ -140,7 +140,7 @@ namespace Microsoft.AspNet.Cryptography.SafeHandles
 #endif
 
             // http://msdn.microsoft.com/en-us/library/windows/desktop/ms679351(v=vs.85).aspx
-#if DNXCORE50
+#if DOTNET5_4
             [DllImport(CORE_LOCALIZATION_LIB, EntryPoint = "FormatMessageW", CallingConvention = CallingConvention.Winapi, CharSet = CharSet.Unicode, SetLastError = true)]
 #else
             [DllImport(KERNEL32_LIB, EntryPoint = "FormatMessageW", CallingConvention = CallingConvention.Winapi, CharSet = CharSet.Unicode, SetLastError = true)]
@@ -157,7 +157,7 @@ namespace Microsoft.AspNet.Cryptography.SafeHandles
 
             // http://msdn.microsoft.com/en-us/library/ms683152(v=vs.85).aspx
             [return: MarshalAs(UnmanagedType.Bool)]
-#if DNXCORE50
+#if DOTNET5_4
             [DllImport(CORE_LIBRARY_LOADER_LIB, CallingConvention = CallingConvention.Winapi, CharSet = CharSet.Unicode)]
 #else
             [ReliabilityContract(Consistency.WillNotCorruptState, Cer.Success)]
@@ -167,7 +167,7 @@ namespace Microsoft.AspNet.Cryptography.SafeHandles
 
             // http://msdn.microsoft.com/en-us/library/ms683200(v=vs.85).aspx
             [return: MarshalAs(UnmanagedType.Bool)]
-#if DNXCORE50
+#if DOTNET5_4
             [DllImport(CORE_LIBRARY_LOADER_LIB, EntryPoint = "GetModuleHandleExW", CallingConvention = CallingConvention.Winapi, SetLastError = true)]
 #else
             [DllImport(KERNEL32_LIB, EntryPoint = "GetModuleHandleExW", CallingConvention = CallingConvention.Winapi, SetLastError = true)]
@@ -178,7 +178,7 @@ namespace Microsoft.AspNet.Cryptography.SafeHandles
                 [Out] out IntPtr phModule);
 
             // http://msdn.microsoft.com/en-us/library/ms683212(v=vs.85).aspx
-#if DNXCORE50
+#if DOTNET5_4
             [DllImport(CORE_LIBRARY_LOADER_LIB, CallingConvention = CallingConvention.Winapi, SetLastError = true)]
 #else
             [DllImport(KERNEL32_LIB, CallingConvention = CallingConvention.Winapi, SetLastError = true)]
@@ -188,7 +188,7 @@ namespace Microsoft.AspNet.Cryptography.SafeHandles
                 [In, MarshalAs(UnmanagedType.LPStr)] string lpProcName);
 
             // http://msdn.microsoft.com/en-us/library/windows/desktop/ms684179(v=vs.85).aspx
-#if DNXCORE50
+#if DOTNET5_4
             [DllImport(CORE_LIBRARY_LOADER_LIB, EntryPoint = "LoadLibraryExW", CallingConvention = CallingConvention.Winapi, SetLastError = true)]
 #else
             [DllImport(KERNEL32_LIB, EntryPoint = "LoadLibraryExW", CallingConvention = CallingConvention.Winapi, SetLastError = true)]
diff --git a/src/Microsoft.AspNet.Cryptography.Internal/SafeHandles/SecureLocalAllocHandle.cs b/src/Microsoft.AspNet.Cryptography.Internal/SafeHandles/SecureLocalAllocHandle.cs
index ea397a0f77..36dc73ea10 100644
--- a/src/Microsoft.AspNet.Cryptography.Internal/SafeHandles/SecureLocalAllocHandle.cs
+++ b/src/Microsoft.AspNet.Cryptography.Internal/SafeHandles/SecureLocalAllocHandle.cs
@@ -4,7 +4,7 @@
 using System;
 using System.Runtime.InteropServices;
 
-#if !DNXCORE50
+#if !DOTNET5_4
 using System.Runtime.ConstrainedExecution;
 #endif
 
@@ -41,7 +41,7 @@ namespace Microsoft.AspNet.Cryptography.SafeHandles
             return newHandle;
         }
 
-#if !DNXCORE50
+#if !DOTNET5_4
         [ReliabilityContract(Consistency.WillNotCorruptState, Cer.MayFail)]
 #endif
         private void AllocateImpl(IntPtr cb)
diff --git a/src/Microsoft.AspNet.Cryptography.Internal/UnsafeBufferUtil.cs b/src/Microsoft.AspNet.Cryptography.Internal/UnsafeBufferUtil.cs
index e302c5d4fd..5f2daef596 100644
--- a/src/Microsoft.AspNet.Cryptography.Internal/UnsafeBufferUtil.cs
+++ b/src/Microsoft.AspNet.Cryptography.Internal/UnsafeBufferUtil.cs
@@ -6,7 +6,7 @@ using System.Runtime.CompilerServices;
 using System.Threading;
 using Microsoft.AspNet.Cryptography.SafeHandles;
 
-#if !DNXCORE50
+#if !DOTNET5_4
 using System.Runtime.ConstrainedExecution;
 #endif
 
@@ -15,7 +15,7 @@ namespace Microsoft.AspNet.Cryptography
     internal unsafe static class UnsafeBufferUtil
     {
         [MethodImpl(MethodImplOptions.AggressiveInlining)]
-#if !DNXCORE50
+#if !DOTNET5_4
         [ReliabilityContract(Consistency.WillNotCorruptState, Cer.Success)]
 #endif
         public static void BlockCopy(void* from, void* to, int byteCount)
@@ -24,7 +24,7 @@ namespace Microsoft.AspNet.Cryptography
         }
 
         [MethodImpl(MethodImplOptions.AggressiveInlining)]
-#if !DNXCORE50
+#if !DOTNET5_4
         [ReliabilityContract(Consistency.WillNotCorruptState, Cer.Success)]
 #endif
         public static void BlockCopy(void* from, void* to, uint byteCount)
@@ -35,7 +35,7 @@ namespace Microsoft.AspNet.Cryptography
             }
         }
 
-#if !DNXCORE50
+#if !DOTNET5_4
         [ReliabilityContract(Consistency.WillNotCorruptState, Cer.MayFail)]
 #endif
         public static void BlockCopy(LocalAllocHandle from, void* to, uint byteCount)
@@ -55,7 +55,7 @@ namespace Microsoft.AspNet.Cryptography
             }
         }
 
-#if !DNXCORE50
+#if !DOTNET5_4
         [ReliabilityContract(Consistency.WillNotCorruptState, Cer.MayFail)]
 #endif
         public static void BlockCopy(void* from, LocalAllocHandle to, uint byteCount)
@@ -75,7 +75,7 @@ namespace Microsoft.AspNet.Cryptography
             }
         }
 
-#if !DNXCORE50
+#if !DOTNET5_4
         [ReliabilityContract(Consistency.WillNotCorruptState, Cer.MayFail)]
 #endif
         public static void BlockCopy(LocalAllocHandle from, LocalAllocHandle to, IntPtr length)
@@ -116,7 +116,7 @@ namespace Microsoft.AspNet.Cryptography
         [MethodImpl(MethodImplOptions.AggressiveInlining)]
         private static void BlockCopyCore(byte* from, byte* to, uint byteCount)
         {
-#if DNXCORE50
+#if DOTNET5_4
             Buffer.MemoryCopy(from, to, (ulong)byteCount, (ulong)byteCount);
 #else
             while (byteCount-- != 0)
@@ -129,7 +129,7 @@ namespace Microsoft.AspNet.Cryptography
         [MethodImpl(MethodImplOptions.AggressiveInlining)]
         private static void BlockCopyCore(byte* from, byte* to, ulong byteCount)
         {
-#if DNXCORE50
+#if DOTNET5_4
             Buffer.MemoryCopy(from, to, byteCount, byteCount);
 #else
             while (byteCount-- != 0)
@@ -143,7 +143,7 @@ namespace Microsoft.AspNet.Cryptography
         /// Securely clears a memory buffer.
         /// </summary>
         [MethodImpl(MethodImplOptions.AggressiveInlining)]
-#if !DNXCORE50
+#if !DOTNET5_4
         [ReliabilityContract(Consistency.WillNotCorruptState, Cer.Success)]
 #endif
         public static void SecureZeroMemory(byte* buffer, int byteCount)
@@ -155,7 +155,7 @@ namespace Microsoft.AspNet.Cryptography
         /// Securely clears a memory buffer.
         /// </summary>
         [MethodImpl(MethodImplOptions.AggressiveInlining)]
-#if !DNXCORE50
+#if !DOTNET5_4
         [ReliabilityContract(Consistency.WillNotCorruptState, Cer.Success)]
 #endif
         public static void SecureZeroMemory(byte* buffer, uint byteCount)
@@ -176,7 +176,7 @@ namespace Microsoft.AspNet.Cryptography
         /// Securely clears a memory buffer.
         /// </summary>
         [MethodImpl(MethodImplOptions.AggressiveInlining)]
-#if !DNXCORE50
+#if !DOTNET5_4
         [ReliabilityContract(Consistency.WillNotCorruptState, Cer.Success)]
 #endif
         public static void SecureZeroMemory(byte* buffer, ulong byteCount)
@@ -196,7 +196,7 @@ namespace Microsoft.AspNet.Cryptography
         /// <summary>
         /// Securely clears a memory buffer.
         /// </summary>
-#if !DNXCORE50
+#if !DOTNET5_4
         [ReliabilityContract(Consistency.WillNotCorruptState, Cer.Success)]
 #endif
         public static void SecureZeroMemory(byte* buffer, IntPtr length)
diff --git a/src/Microsoft.AspNet.Cryptography.Internal/UnsafeNativeMethods.cs b/src/Microsoft.AspNet.Cryptography.Internal/UnsafeNativeMethods.cs
index 7d06df9ff4..514b1fde51 100644
--- a/src/Microsoft.AspNet.Cryptography.Internal/UnsafeNativeMethods.cs
+++ b/src/Microsoft.AspNet.Cryptography.Internal/UnsafeNativeMethods.cs
@@ -12,13 +12,13 @@ using Microsoft.AspNet.Cryptography.Cng;
 using Microsoft.AspNet.Cryptography.SafeHandles;
 using Microsoft.Win32.SafeHandles;
 
-#if !DNXCORE50
+#if !DOTNET5_4
 using System.Runtime.ConstrainedExecution;
 #endif
 
 namespace Microsoft.AspNet.Cryptography
 {
-#if !DNXCORE50
+#if !DOTNET5_4
     [SuppressUnmanagedCodeSecurity]
 #endif
     internal unsafe static class UnsafeNativeMethods
@@ -87,7 +87,7 @@ namespace Microsoft.AspNet.Cryptography
             [In] uint dwFlags);
 
         [DllImport(BCRYPT_LIB, CallingConvention = CallingConvention.Winapi)]
-#if !DNXCORE50
+#if !DOTNET5_4
         [ReliabilityContract(Consistency.WillNotCorruptState, Cer.Success)]
 #endif
         // http://msdn.microsoft.com/en-us/library/windows/desktop/aa375399(v=vs.85).aspx
@@ -95,7 +95,7 @@ namespace Microsoft.AspNet.Cryptography
             [In] IntPtr hHash);
 
         [DllImport(BCRYPT_LIB, CallingConvention = CallingConvention.Winapi)]
-#if !DNXCORE50
+#if !DOTNET5_4
         [ReliabilityContract(Consistency.WillNotCorruptState, Cer.Success)]
 #endif
         // http://msdn.microsoft.com/en-us/library/windows/desktop/aa375404(v=vs.85).aspx
@@ -249,7 +249,7 @@ namespace Microsoft.AspNet.Cryptography
          */
 
         [DllImport(NCRYPT_LIB, CallingConvention = CallingConvention.Winapi)]
-#if !DNXCORE50
+#if !DOTNET5_4
         [ReliabilityContract(Consistency.WillNotCorruptState, Cer.Success)]
 #endif
         // http://msdn.microsoft.com/en-us/library/windows/desktop/hh706799(v=vs.85).aspx
diff --git a/src/Microsoft.AspNet.Cryptography.Internal/project.json b/src/Microsoft.AspNet.Cryptography.Internal/project.json
index 071b3888dc..e57e13d42b 100644
--- a/src/Microsoft.AspNet.Cryptography.Internal/project.json
+++ b/src/Microsoft.AspNet.Cryptography.Internal/project.json
@@ -1,27 +1,25 @@
 {
-    "version": "1.0.0-*",
-    "description": "Infrastructure for ASP.NET 5 cryptographic packages. Developers should not reference this package.",
-    "repository": {
-        "type": "git",
-        "url": "git://github.com/aspnet/dataprotection"
-    },
-    "dependencies": {
-    },
-    "frameworks": {
-        "net451": { },
-        "dnx451": { },
-        "dnxcore50": {
-            "dependencies": {
-                "System.Diagnostics.Debug": "4.0.11-beta-*",
-                "System.Runtime.Handles": "4.0.1-beta-*",
-                "System.Runtime.InteropServices": "4.0.21-beta-*",
-                "System.Security.Cryptography.Primitives": "4.0.0-beta-*",
-                "System.Threading": "4.0.11-beta-*"
-            }
-        }
-    },
-    "compilationOptions": {
-        "allowUnsafe": true,
-        "warningsAsErrors": true
+  "version": "1.0.0-*",
+  "description": "Infrastructure for ASP.NET 5 cryptographic packages. Developers should not reference this package.",
+  "repository": {
+    "type": "git",
+    "url": "git://github.com/aspnet/dataprotection"
+  },
+  "dependencies": {},
+  "frameworks": {
+    "net451": {},
+    "dotnet5.4": {
+      "dependencies": {
+        "System.Diagnostics.Debug": "4.0.11-beta-*",
+        "System.Runtime.Handles": "4.0.1-beta-*",
+        "System.Runtime.InteropServices": "4.0.21-beta-*",
+        "System.Security.Cryptography.Primitives": "4.0.0-beta-*",
+        "System.Threading": "4.0.11-beta-*"
+      }
     }
-}
+  },
+  "compilationOptions": {
+    "allowUnsafe": true,
+    "warningsAsErrors": true
+  }
+}
\ No newline at end of file
diff --git a/src/Microsoft.AspNet.Cryptography.KeyDerivation/project.json b/src/Microsoft.AspNet.Cryptography.KeyDerivation/project.json
index 581d8c46d9..4b0e59d4b2 100644
--- a/src/Microsoft.AspNet.Cryptography.KeyDerivation/project.json
+++ b/src/Microsoft.AspNet.Cryptography.KeyDerivation/project.json
@@ -1,26 +1,25 @@
 {
-    "version": "1.0.0-*",
-    "description": "ASP.NET 5 utilities for key derivation.",
-    "repository": {
-        "type": "git",
-        "url": "git://github.com/aspnet/dataprotection"
-    },
-    "dependencies": {
-        "Microsoft.AspNet.Cryptography.Internal": "1.0.0-*"
-    },
-    "frameworks": {
-        "net451": { },
-        "dnx451": { },
-        "dnxcore50": {
-            "dependencies": {
-                "System.Runtime.Extensions": "4.0.11-beta-*",
-                "System.Security.Cryptography.Algorithms": "4.0.0-beta-*",
-                "System.Text.Encoding.Extensions": "4.0.11-beta-*"
-            }
-        }
-    },
-    "compilationOptions": {
-        "allowUnsafe": true,
-        "warningsAsErrors": true
+  "version": "1.0.0-*",
+  "description": "ASP.NET 5 utilities for key derivation.",
+  "repository": {
+    "type": "git",
+    "url": "git://github.com/aspnet/dataprotection"
+  },
+  "dependencies": {
+    "Microsoft.AspNet.Cryptography.Internal": "1.0.0-*"
+  },
+  "frameworks": {
+    "net451": {},
+    "dotnet5.4": {
+      "dependencies": {
+        "System.Runtime.Extensions": "4.0.11-beta-*",
+        "System.Security.Cryptography.Algorithms": "4.0.0-beta-*",
+        "System.Text.Encoding.Extensions": "4.0.11-beta-*"
+      }
     }
-}
+  },
+  "compilationOptions": {
+    "allowUnsafe": true,
+    "warningsAsErrors": true
+  }
+}
\ No newline at end of file
diff --git a/src/Microsoft.AspNet.DataProtection.Abstractions/DataProtectionExtensions.cs b/src/Microsoft.AspNet.DataProtection.Abstractions/DataProtectionExtensions.cs
index ee2c0fa106..9b4703829b 100644
--- a/src/Microsoft.AspNet.DataProtection.Abstractions/DataProtectionExtensions.cs
+++ b/src/Microsoft.AspNet.DataProtection.Abstractions/DataProtectionExtensions.cs
@@ -7,10 +7,7 @@ using System.ComponentModel;
 using System.Diagnostics;
 using Microsoft.AspNet.DataProtection.Infrastructure;
 using Microsoft.AspNet.DataProtection.Abstractions;
-
-#if DNX451 || DNXCORE50 // [[ISSUE1400]] Replace with DNX_ANY when it becomes available
 using Microsoft.Dnx.Runtime;
-#endif
 
 namespace Microsoft.AspNet.DataProtection
 {
@@ -124,15 +121,10 @@ namespace Microsoft.AspNet.DataProtection
         public static string GetApplicationUniqueIdentifier(this IServiceProvider services)
         {
             string discriminator = (services?.GetService(typeof(IApplicationDiscriminator)) as IApplicationDiscriminator)?.Discriminator;
-#if DNX451 || DNXCORE50 // [[ISSUE1400]] Replace with DNX_ANY when it becomes available
             if (discriminator == null)
             {
                 discriminator = (services?.GetService(typeof(IApplicationEnvironment)) as IApplicationEnvironment)?.ApplicationBasePath;
             }
-#elif NET451 // do nothing
-#else
-#error A new target framework was added to project.json, but it's not accounted for in this #ifdef. Please change the #ifdef accordingly.
-#endif
 
             // Remove whitespace and homogenize empty -> null
             discriminator = discriminator?.Trim();
diff --git a/src/Microsoft.AspNet.DataProtection.Abstractions/project.json b/src/Microsoft.AspNet.DataProtection.Abstractions/project.json
index be542d12ff..e5f544bcdb 100644
--- a/src/Microsoft.AspNet.DataProtection.Abstractions/project.json
+++ b/src/Microsoft.AspNet.DataProtection.Abstractions/project.json
@@ -1,33 +1,31 @@
 {
-    "version": "1.0.0-*",
-    "description": "Contains the core IDataProtector and IDataProtectionProvider abstractions for ASP.NET 5 Data Protection.",
-    "repository": {
-        "type": "git",
-        "url": "git://github.com/aspnet/dataprotection"
+  "version": "1.0.0-*",
+  "description": "Contains the core IDataProtector and IDataProtectionProvider abstractions for ASP.NET 5 Data Protection.",
+  "repository": {
+    "type": "git",
+    "url": "git://github.com/aspnet/dataprotection"
+  },
+  "dependencies": {
+    "Microsoft.AspNet.DataProtection.Sources": {
+      "type": "build",
+      "version": ""
     },
-    "dependencies": {
-        "Microsoft.AspNet.DataProtection.Sources": { "type": "build", "version": "" }
-    },
-    "frameworks": {
-        "net451": { },
-        "dnx451": {
-            "dependencies": {
-                "Microsoft.Dnx.Runtime.Abstractions": "1.0.0-*"
-            }
-        },
-        "dnxcore50": {
-            "dependencies": {
-                "Microsoft.Dnx.Runtime.Abstractions": "1.0.0-*",
-                "System.ComponentModel": "4.0.1-beta-*",
-                "System.Diagnostics.Debug": "4.0.11-beta-*",
-                "System.Reflection": "4.0.11-beta-*",
-                "System.Runtime.Extensions": "4.0.11-beta-*",
-                "System.Security.Cryptography.Primitives": "4.0.0-beta-*",
-                "System.Text.Encoding.Extensions": "4.0.11-beta-*"
-            }
-        }
-    },
-    "compilationOptions": {
-        "warningsAsErrors": true
+    "Microsoft.Dnx.Runtime.Abstractions": "1.0.0-*"
+  },
+  "frameworks": {
+    "net451": {},
+    "dotnet5.4": {
+      "dependencies": {
+        "System.ComponentModel": "4.0.1-beta-*",
+        "System.Diagnostics.Debug": "4.0.11-beta-*",
+        "System.Reflection": "4.0.11-beta-*",
+        "System.Runtime.Extensions": "4.0.11-beta-*",
+        "System.Security.Cryptography.Primitives": "4.0.0-beta-*",
+        "System.Text.Encoding.Extensions": "4.0.11-beta-*"
+      }
     }
-}
+  },
+  "compilationOptions": {
+    "warningsAsErrors": true
+  }
+}
\ No newline at end of file
diff --git a/src/Microsoft.AspNet.DataProtection.Extensions/project.json b/src/Microsoft.AspNet.DataProtection.Extensions/project.json
index 5c815caf43..5070099791 100644
--- a/src/Microsoft.AspNet.DataProtection.Extensions/project.json
+++ b/src/Microsoft.AspNet.DataProtection.Extensions/project.json
@@ -1,21 +1,23 @@
 {
-    "version": "1.0.0-*",
-    "description": "Additional APIs for ASP.NET 5 data protection.",
-    "repository": {
-        "type": "git",
-        "url": "git://github.com/aspnet/dataprotection"
+  "version": "1.0.0-*",
+  "description": "Additional APIs for ASP.NET 5 data protection.",
+  "repository": {
+    "type": "git",
+    "url": "git://github.com/aspnet/dataprotection"
+  },
+  "dependencies": {
+    "Microsoft.AspNet.DataProtection": "1.0.0-*",
+    "Microsoft.AspNet.DataProtection.Sources": {
+      "type": "build",
+      "version": ""
     },
-    "dependencies": {
-        "Microsoft.AspNet.DataProtection": "1.0.0-*",
-        "Microsoft.AspNet.DataProtection.Sources": { "type": "build", "version": "" },
-        "Microsoft.Extensions.DependencyInjection": "1.0.0-*"
-    },
-    "frameworks": {
-        "net451": { },
-        "dnx451": { },
-        "dnxcore50": { }
-    },
-    "compilationOptions": {
-        "warningsAsErrors": true
-    }
-}
+    "Microsoft.Extensions.DependencyInjection": "1.0.0-*"
+  },
+  "frameworks": {
+    "net451": {},
+    "dotnet5.4": {}
+  },
+  "compilationOptions": {
+    "warningsAsErrors": true
+  }
+}
\ No newline at end of file
diff --git a/src/Microsoft.AspNet.DataProtection.Sources/project.json b/src/Microsoft.AspNet.DataProtection.Sources/project.json
index 57c8f34b7c..3417f84587 100644
--- a/src/Microsoft.AspNet.DataProtection.Sources/project.json
+++ b/src/Microsoft.AspNet.DataProtection.Sources/project.json
@@ -1,24 +1,22 @@
 {
-    "version": "1.0.0-*",
-    "description": "ASP.NET 5 Data Protection shared code.",
-    "repository": {
-        "type": "git",
-        "url": "git://github.com/aspnet/dataprotection"
-    },
-    "dependencies": {
-    },
-    "frameworks": {
-        "net451": { },
-        "dnx451": { },
-        "dnxcore50": {
-            "dependencies": {
-                "System.Security.Cryptography.Primitives": "4.0.0-beta-*",
-                "System.Text.Encoding.Extensions": "4.0.11-beta-*"
-            }
-        }
-    },
-    "shared": "**\\*.cs",
-    "compilationOptions": {
-        "warningsAsErrors": true
+  "version": "1.0.0-*",
+  "description": "ASP.NET 5 Data Protection shared code.",
+  "repository": {
+    "type": "git",
+    "url": "git://github.com/aspnet/dataprotection"
+  },
+  "dependencies": {},
+  "frameworks": {
+    "net451": {},
+    "dotnet5.4": {
+      "dependencies": {
+        "System.Security.Cryptography.Primitives": "4.0.0-beta-*",
+        "System.Text.Encoding.Extensions": "4.0.11-beta-*"
+      }
     }
-}
+  },
+  "shared": "**\\*.cs",
+  "compilationOptions": {
+    "warningsAsErrors": true
+  }
+}
\ No newline at end of file
diff --git a/src/Microsoft.AspNet.DataProtection.SystemWeb/project.json b/src/Microsoft.AspNet.DataProtection.SystemWeb/project.json
index 65738ec429..239f6b2ed0 100644
--- a/src/Microsoft.AspNet.DataProtection.SystemWeb/project.json
+++ b/src/Microsoft.AspNet.DataProtection.SystemWeb/project.json
@@ -1,27 +1,27 @@
 {
-    "version": "1.0.0-*",
-    "description": "A component to allow the ASP.NET 5 DataProtection stack to work with the ASP.NET 4.x <machineKey> element.",
-    "repository": {
-        "type": "git",
-        "url": "git://github.com/aspnet/dataprotection"
-    },
-    "frameworks": {
-        "net451": {
-            "dependencies": {
-                "Microsoft.AspNet.DataProtection": "1.0.0-*",
-                "Microsoft.Extensions.DependencyInjection": "1.0.0-*"
-            },
-            "frameworkAssemblies": {
-                "System.Configuration": "4.0.0.0",
-                "System.Security": "4.0.0.0",
-                "System.Web": "4.0.0.0"
-            }
-        }
-    },
-    "compilationOptions": {
-        "warningsAsErrors": true
-    },
-    "packInclude": {
-        "content/net451/": "web.config.transform"
+  "version": "1.0.0-*",
+  "description": "A component to allow the ASP.NET 5 DataProtection stack to work with the ASP.NET 4.x <machineKey> element.",
+  "repository": {
+    "type": "git",
+    "url": "git://github.com/aspnet/dataprotection"
+  },
+  "frameworks": {
+    "net451": {
+      "dependencies": {
+        "Microsoft.AspNet.DataProtection": "1.0.0-*",
+        "Microsoft.Extensions.DependencyInjection": "1.0.0-*"
+      },
+      "frameworkAssemblies": {
+        "System.Configuration": "4.0.0.0",
+        "System.Security": "4.0.0.0",
+        "System.Web": "4.0.0.0"
+      }
     }
-}
+  },
+  "compilationOptions": {
+    "warningsAsErrors": true
+  },
+  "packInclude": {
+    "content/net451/": "web.config.transform"
+  }
+}
\ No newline at end of file
diff --git a/src/Microsoft.AspNet.DataProtection/AuthenticatedEncryption/ManagedAuthenticatedEncryptionOptions.cs b/src/Microsoft.AspNet.DataProtection/AuthenticatedEncryption/ManagedAuthenticatedEncryptionOptions.cs
index 4751e893ec..c3bddbe552 100644
--- a/src/Microsoft.AspNet.DataProtection/AuthenticatedEncryption/ManagedAuthenticatedEncryptionOptions.cs
+++ b/src/Microsoft.AspNet.DataProtection/AuthenticatedEncryption/ManagedAuthenticatedEncryptionOptions.cs
@@ -126,7 +126,7 @@ namespace Microsoft.AspNet.DataProtection.AuthenticatedEncryption
             if (EncryptionAlgorithmType == typeof(Aes))
             {
                 Func<Aes> factory = null;
-#if !DNXCORE50
+#if !DOTNET5_4
                 if (OSVersionUtil.IsWindows())
                 {
                     // If we're on desktop CLR and running on Windows, use the FIPS-compliant implementation.
diff --git a/src/Microsoft.AspNet.DataProtection/Cng/DpapiSecretSerializerHelper.cs b/src/Microsoft.AspNet.DataProtection/Cng/DpapiSecretSerializerHelper.cs
index ffb8a5c9fe..6fd62e9726 100644
--- a/src/Microsoft.AspNet.DataProtection/Cng/DpapiSecretSerializerHelper.cs
+++ b/src/Microsoft.AspNet.DataProtection/Cng/DpapiSecretSerializerHelper.cs
@@ -78,7 +78,7 @@ namespace Microsoft.AspNet.DataProtection.Cng
             };
             DATA_BLOB dataOut = default(DATA_BLOB);
 
-#if !DNXCORE50
+#if !DOTNET5_4
             RuntimeHelpers.PrepareConstrainedRegions();
 #endif
             try
@@ -168,7 +168,7 @@ namespace Microsoft.AspNet.DataProtection.Cng
                     fixed (byte* pbRetVal = retVal)
                     {
                         bool handleAcquired = false;
-#if !DNXCORE50
+#if !DOTNET5_4
                         RuntimeHelpers.PrepareConstrainedRegions();
 #endif
                         try
@@ -218,7 +218,7 @@ namespace Microsoft.AspNet.DataProtection.Cng
             };
             DATA_BLOB dataOut = default(DATA_BLOB);
 
-#if !DNXCORE50
+#if !DOTNET5_4
             RuntimeHelpers.PrepareConstrainedRegions();
 #endif
             try
@@ -291,7 +291,7 @@ namespace Microsoft.AspNet.DataProtection.Cng
             using (unencryptedPayloadHandle)
             {
                 bool handleAcquired = false;
-#if !DNXCORE50
+#if !DOTNET5_4
                 RuntimeHelpers.PrepareConstrainedRegions();
 #endif
                 try
diff --git a/src/Microsoft.AspNet.DataProtection/DataProtectionConfiguration.cs b/src/Microsoft.AspNet.DataProtection/DataProtectionConfiguration.cs
index e083d1988a..5c53a1fdd1 100644
--- a/src/Microsoft.AspNet.DataProtection/DataProtectionConfiguration.cs
+++ b/src/Microsoft.AspNet.DataProtection/DataProtectionConfiguration.cs
@@ -11,7 +11,7 @@ using Microsoft.Extensions.DependencyInjection;
 using Microsoft.Extensions.DependencyInjection.Extensions;
 using Microsoft.Win32;
 
-#if !DNXCORE50 // [[ISSUE60]] Remove this #ifdef when Core CLR gets support for EncryptedXml
+#if !DOTNET5_4 // [[ISSUE60]] Remove this #ifdef when Core CLR gets support for EncryptedXml
 using System.Security.Cryptography.X509Certificates;
 #endif
 
@@ -183,7 +183,7 @@ namespace Microsoft.AspNet.DataProtection
             return this;
         }
 
-#if !DNXCORE50 // [[ISSUE60]] Remove this #ifdef when Core CLR gets support for EncryptedXml
+#if !DOTNET5_4 // [[ISSUE60]] Remove this #ifdef when Core CLR gets support for EncryptedXml
 
         /// <summary>
         /// Configures keys to be encrypted to a given certificate before being persisted to storage.
diff --git a/src/Microsoft.AspNet.DataProtection/DataProtectionServiceDescriptors.cs b/src/Microsoft.AspNet.DataProtection/DataProtectionServiceDescriptors.cs
index 9e08c553a2..0e02d9e5eb 100644
--- a/src/Microsoft.AspNet.DataProtection/DataProtectionServiceDescriptors.cs
+++ b/src/Microsoft.AspNet.DataProtection/DataProtectionServiceDescriptors.cs
@@ -13,7 +13,7 @@ using Microsoft.AspNet.DataProtection.XmlEncryption;
 using Microsoft.Extensions.OptionsModel;
 using Microsoft.Win32;
 
-#if !DNXCORE50 // [[ISSUE60]] Remove this #ifdef when Core CLR gets support for EncryptedXml
+#if !DOTNET5_4 // [[ISSUE60]] Remove this #ifdef when Core CLR gets support for EncryptedXml
 using System.Security.Cryptography.X509Certificates;
 #endif
 
@@ -69,7 +69,7 @@ namespace Microsoft.Extensions.DependencyInjection
             return ServiceDescriptor.Singleton<IAuthenticatedEncryptorConfiguration>(options.ToConfiguration);
         }
 
-#if !DNXCORE50 // [[ISSUE60]] Remove this #ifdef when Core CLR gets support for EncryptedXml
+#if !DOTNET5_4 // [[ISSUE60]] Remove this #ifdef when Core CLR gets support for EncryptedXml
         /// <summary>
         /// An <see cref="ICertificateResolver"/> backed by the default implementation.
         /// </summary>
@@ -118,7 +118,7 @@ namespace Microsoft.Extensions.DependencyInjection
             return ServiceDescriptor.Singleton<IKeyManager>(services => new XmlKeyManager(services));
         }
 
-#if !DNXCORE50 // [[ISSUE60]] Remove this #ifdef when Core CLR gets support for EncryptedXml
+#if !DOTNET5_4 // [[ISSUE60]] Remove this #ifdef when Core CLR gets support for EncryptedXml
 
         /// <summary>
         /// An <see cref="IXmlEncryptor"/> backed by an X.509 certificate.
diff --git a/src/Microsoft.AspNet.DataProtection/DataProtectionServices.cs b/src/Microsoft.AspNet.DataProtection/DataProtectionServices.cs
index 5989631c4c..862aa06998 100644
--- a/src/Microsoft.AspNet.DataProtection/DataProtectionServices.cs
+++ b/src/Microsoft.AspNet.DataProtection/DataProtectionServices.cs
@@ -121,7 +121,7 @@ namespace Microsoft.Extensions.DependencyInjection
             yield return DataProtectionServiceDescriptors.IDataProtectionProvider_Default();
 
             // Provide services required for XML encryption
-#if !DNXCORE50 // [[ISSUE60]] Remove this #ifdef when Core CLR gets support for EncryptedXml
+#if !DOTNET5_4 // [[ISSUE60]] Remove this #ifdef when Core CLR gets support for EncryptedXml
             yield return DataProtectionServiceDescriptors.ICertificateResolver_Default();
 #endif
 
diff --git a/src/Microsoft.AspNet.DataProtection/Managed/ManagedAuthenticatedEncryptor.cs b/src/Microsoft.AspNet.DataProtection/Managed/ManagedAuthenticatedEncryptor.cs
index b9c3724208..03841b485a 100644
--- a/src/Microsoft.AspNet.DataProtection/Managed/ManagedAuthenticatedEncryptor.cs
+++ b/src/Microsoft.AspNet.DataProtection/Managed/ManagedAuthenticatedEncryptor.cs
@@ -343,7 +343,7 @@ namespace Microsoft.AspNet.DataProtection.Managed
 
                             using (var validationAlgorithm = CreateValidationAlgorithm(validationSubkey))
                             {
-#if !DNXCORE50
+#if !DOTNET5_4
                                 // As an optimization, avoid duplicating the underlying buffer if we're on desktop CLR.
                                 byte[] underlyingBuffer = outputStream.GetBuffer();
 #else
diff --git a/src/Microsoft.AspNet.DataProtection/Repositories/FileSystemXmlRepository.cs b/src/Microsoft.AspNet.DataProtection/Repositories/FileSystemXmlRepository.cs
index becb107ac0..3cc94174a6 100644
--- a/src/Microsoft.AspNet.DataProtection/Repositories/FileSystemXmlRepository.cs
+++ b/src/Microsoft.AspNet.DataProtection/Repositories/FileSystemXmlRepository.cs
@@ -101,7 +101,7 @@ namespace Microsoft.AspNet.DataProtection.Repositories
 
         private static DirectoryInfo GetDefaultKeyStorageDirectory()
         {
-#if !DNXCORE50
+#if !DOTNET5_4
             // Environment.GetFolderPath returns null if the user profile isn't loaded.
             string folderPath = Environment.GetFolderPath(Environment.SpecialFolder.LocalApplicationData);
             if (!String.IsNullOrEmpty(folderPath))
diff --git a/src/Microsoft.AspNet.DataProtection/StringInterpolation.cs b/src/Microsoft.AspNet.DataProtection/StringInterpolation.cs
index ce40ebed63..16f306bade 100644
--- a/src/Microsoft.AspNet.DataProtection/StringInterpolation.cs
+++ b/src/Microsoft.AspNet.DataProtection/StringInterpolation.cs
@@ -1,7 +1,7 @@
 // Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
 
-#if !DNXCORE50
+#if !DOTNET5_4
 // These classes allow using the C# string interpolation feature from .NET 4.5.1.
 // They're slimmed-down versions of the classes that exist in .NET 4.6.
 
diff --git a/src/Microsoft.AspNet.DataProtection/XmlEncryption/CertificateResolver.cs b/src/Microsoft.AspNet.DataProtection/XmlEncryption/CertificateResolver.cs
index 9ae11096bd..765e0d4e7f 100644
--- a/src/Microsoft.AspNet.DataProtection/XmlEncryption/CertificateResolver.cs
+++ b/src/Microsoft.AspNet.DataProtection/XmlEncryption/CertificateResolver.cs
@@ -1,7 +1,7 @@
 // Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
 
-#if !DNXCORE50 // [[ISSUE60]] Remove this #ifdef when Core CLR gets support for EncryptedXml
+#if !DOTNET5_4 // [[ISSUE60]] Remove this #ifdef when Core CLR gets support for EncryptedXml
 
 using System;
 using System.Security.Cryptography.X509Certificates;
diff --git a/src/Microsoft.AspNet.DataProtection/XmlEncryption/CertificateXmlEncryptor.cs b/src/Microsoft.AspNet.DataProtection/XmlEncryption/CertificateXmlEncryptor.cs
index f2a963d8cd..5cdfc505b3 100644
--- a/src/Microsoft.AspNet.DataProtection/XmlEncryption/CertificateXmlEncryptor.cs
+++ b/src/Microsoft.AspNet.DataProtection/XmlEncryption/CertificateXmlEncryptor.cs
@@ -1,7 +1,7 @@
 // Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
 
-#if !DNXCORE50 // [[ISSUE60]] Remove this #ifdef when Core CLR gets support for EncryptedXml
+#if !DOTNET5_4 // [[ISSUE60]] Remove this #ifdef when Core CLR gets support for EncryptedXml
 
 using System;
 using System.Security.Cryptography.X509Certificates;
diff --git a/src/Microsoft.AspNet.DataProtection/XmlEncryption/EncryptedXmlDecryptor.core50.cs b/src/Microsoft.AspNet.DataProtection/XmlEncryption/EncryptedXmlDecryptor.core50.cs
index 5ea97ce76c..ce9c8ee9ff 100644
--- a/src/Microsoft.AspNet.DataProtection/XmlEncryption/EncryptedXmlDecryptor.core50.cs
+++ b/src/Microsoft.AspNet.DataProtection/XmlEncryption/EncryptedXmlDecryptor.core50.cs
@@ -1,7 +1,7 @@
 // Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
 
-#if DNXCORE50
+#if DOTNET5_4
 // [[ISSUE60]] Remove this entire file when Core CLR gets support for EncryptedXml.
 // This is just a dummy implementation of the class that always throws.
 // The only reason it's here (albeit internal) is to provide a nice error message if key
diff --git a/src/Microsoft.AspNet.DataProtection/XmlEncryption/EncryptedXmlDecryptor.cs b/src/Microsoft.AspNet.DataProtection/XmlEncryption/EncryptedXmlDecryptor.cs
index 51fbcefa0d..713f85f06c 100644
--- a/src/Microsoft.AspNet.DataProtection/XmlEncryption/EncryptedXmlDecryptor.cs
+++ b/src/Microsoft.AspNet.DataProtection/XmlEncryption/EncryptedXmlDecryptor.cs
@@ -1,7 +1,7 @@
 // Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
 
-#if !DNXCORE50 // [[ISSUE60]] Remove this #ifdef when Core CLR gets support for EncryptedXml
+#if !DOTNET5_4 // [[ISSUE60]] Remove this #ifdef when Core CLR gets support for EncryptedXml
 
 using System;
 using System.Security.Cryptography.Xml;
diff --git a/src/Microsoft.AspNet.DataProtection/XmlEncryption/ICertificateResolver.cs b/src/Microsoft.AspNet.DataProtection/XmlEncryption/ICertificateResolver.cs
index efc7e66b7b..5a6f0b9f27 100644
--- a/src/Microsoft.AspNet.DataProtection/XmlEncryption/ICertificateResolver.cs
+++ b/src/Microsoft.AspNet.DataProtection/XmlEncryption/ICertificateResolver.cs
@@ -1,7 +1,7 @@
 // Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
 
-#if !DNXCORE50 // [[ISSUE60]] Remove this #ifdef when Core CLR gets support for EncryptedXml
+#if !DOTNET5_4 // [[ISSUE60]] Remove this #ifdef when Core CLR gets support for EncryptedXml
 
 using System.Security.Cryptography.X509Certificates;
 
diff --git a/src/Microsoft.AspNet.DataProtection/XmlEncryption/IInternalCertificateXmlEncryptor.cs b/src/Microsoft.AspNet.DataProtection/XmlEncryption/IInternalCertificateXmlEncryptor.cs
index c732e08eb4..ec30a73f44 100644
--- a/src/Microsoft.AspNet.DataProtection/XmlEncryption/IInternalCertificateXmlEncryptor.cs
+++ b/src/Microsoft.AspNet.DataProtection/XmlEncryption/IInternalCertificateXmlEncryptor.cs
@@ -1,7 +1,7 @@
 // Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
 
-#if !DNXCORE50 // [[ISSUE60]] Remove this #ifdef when Core CLR gets support for EncryptedXml
+#if !DOTNET5_4 // [[ISSUE60]] Remove this #ifdef when Core CLR gets support for EncryptedXml
 
 using System;
 using System.Xml;
diff --git a/src/Microsoft.AspNet.DataProtection/XmlEncryption/IInternalEncryptedXmlDecryptor.cs b/src/Microsoft.AspNet.DataProtection/XmlEncryption/IInternalEncryptedXmlDecryptor.cs
index 223283de65..afc9a2092c 100644
--- a/src/Microsoft.AspNet.DataProtection/XmlEncryption/IInternalEncryptedXmlDecryptor.cs
+++ b/src/Microsoft.AspNet.DataProtection/XmlEncryption/IInternalEncryptedXmlDecryptor.cs
@@ -1,7 +1,7 @@
 // Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
 
-#if !DNXCORE50 // [[ISSUE60]] Remove this #ifdef when Core CLR gets support for EncryptedXml
+#if !DOTNET5_4 // [[ISSUE60]] Remove this #ifdef when Core CLR gets support for EncryptedXml
 
 using System;
 using System.Security.Cryptography.Xml;
diff --git a/src/Microsoft.AspNet.DataProtection/XmlEncryption/XmlEncryptionExtensions.cs b/src/Microsoft.AspNet.DataProtection/XmlEncryption/XmlEncryptionExtensions.cs
index ff2bd57cdd..f1987d1756 100644
--- a/src/Microsoft.AspNet.DataProtection/XmlEncryption/XmlEncryptionExtensions.cs
+++ b/src/Microsoft.AspNet.DataProtection/XmlEncryption/XmlEncryptionExtensions.cs
@@ -132,7 +132,7 @@ namespace Microsoft.AspNet.DataProtection.XmlEncryption
             var memoryStream = new MemoryStream(DEFAULT_BUFFER_SIZE);
             element.Save(memoryStream);
 
-#if !DNXCORE50
+#if !DOTNET5_4
             byte[] underlyingBuffer = memoryStream.GetBuffer();
             fixed (byte* __unused__ = underlyingBuffer) // try to limit this moving around in memory while we allocate
             {
diff --git a/src/Microsoft.AspNet.DataProtection/project.json b/src/Microsoft.AspNet.DataProtection/project.json
index 4a634c02e7..fa1e0919e8 100644
--- a/src/Microsoft.AspNet.DataProtection/project.json
+++ b/src/Microsoft.AspNet.DataProtection/project.json
@@ -1,50 +1,45 @@
 {
-    "version": "1.0.0-*",
-    "description": "ASP.NET 5 logic to protect and unprotect data, similar to DPAPI.",
-    "repository": {
-        "type": "git",
-        "url": "git://github.com/aspnet/dataprotection"
+  "version": "1.0.0-*",
+  "description": "ASP.NET 5 logic to protect and unprotect data, similar to DPAPI.",
+  "repository": {
+    "type": "git",
+    "url": "git://github.com/aspnet/dataprotection"
+  },
+  "dependencies": {
+    "Microsoft.AspNet.Cryptography.Internal": "1.0.0-*",
+    "Microsoft.AspNet.DataProtection.Abstractions": "1.0.0-*",
+    "Microsoft.AspNet.DataProtection.Sources": {
+      "type": "build",
+      "version": ""
     },
-    "dependencies": {
-        "Microsoft.AspNet.Cryptography.Internal": "1.0.0-*",
-        "Microsoft.AspNet.DataProtection.Abstractions": "1.0.0-*",
-        "Microsoft.AspNet.DataProtection.Sources": { "type": "build", "version": "" },
-        "Microsoft.Extensions.DependencyInjection.Abstractions": "1.0.0-*",
-        "Microsoft.Extensions.Logging.Abstractions": "1.0.0-*",
-        "Microsoft.Extensions.OptionsModel": "1.0.0-*"
+    "Microsoft.Extensions.DependencyInjection.Abstractions": "1.0.0-*",
+    "Microsoft.Extensions.Logging.Abstractions": "1.0.0-*",
+    "Microsoft.Extensions.OptionsModel": "1.0.0-*"
+  },
+  "frameworks": {
+    "net451": {
+      "frameworkAssemblies": {
+        "System.IO": "",
+        "System.Security": "",
+        "System.Xml": "",
+        "System.Xml.Linq": ""
+      }
     },
-    "frameworks": {
-        "net451": {
-            "frameworkAssemblies": {
-                "System.IO": "",
-                "System.Security": "",
-                "System.Xml": "",
-                "System.Xml.Linq": ""
-            }
-        },
-        "dnx451": {
-            "frameworkAssemblies": {
-                "System.IO": "",
-                "System.Security": "",
-                "System.Xml": "",
-                "System.Xml.Linq": ""
-            }
-        },
-        "dnxcore50": {
-            "dependencies": {
-                "Microsoft.Win32.Registry": "4.0.0-beta-*",
-                "System.Linq": "4.0.1-beta-*",
-                "System.Reflection.Extensions": "4.0.1-beta-*",
-                "System.Reflection.TypeExtensions": "4.0.1-beta-*",
-                "System.Security.Cryptography.X509Certificates": "4.0.0-beta-*",
-                "System.Security.Claims": "4.0.1-beta-*",
-                "System.Security.Principal.Windows": "4.0.0-beta-*",
-                "System.Xml.XDocument": "4.0.11-beta-*"
-            }
-        }
-    },
-    "compilationOptions": {
-        "allowUnsafe": true,
-        "warningsAsErrors": true
+    "dotnet5.4": {
+      "dependencies": {
+        "Microsoft.Win32.Registry": "4.0.0-beta-*",
+        "System.Linq": "4.0.1-beta-*",
+        "System.Reflection.Extensions": "4.0.1-beta-*",
+        "System.Reflection.TypeExtensions": "4.0.1-beta-*",
+        "System.Security.Cryptography.X509Certificates": "4.0.0-beta-*",
+        "System.Security.Claims": "4.0.1-beta-*",
+        "System.Security.Principal.Windows": "4.0.0-beta-*",
+        "System.Xml.XDocument": "4.0.11-beta-*"
+      }
     }
-}
+  },
+  "compilationOptions": {
+    "allowUnsafe": true,
+    "warningsAsErrors": true
+  }
+}
\ No newline at end of file