diff --git a/src/Microsoft.AspNet.Cryptography.Internal/project.json b/src/Microsoft.AspNet.Cryptography.Internal/project.json
index ded1620641..071b3888dc 100644
--- a/src/Microsoft.AspNet.Cryptography.Internal/project.json
+++ b/src/Microsoft.AspNet.Cryptography.Internal/project.json
@@ -13,12 +13,9 @@
         "dnxcore50": {
             "dependencies": {
                 "System.Diagnostics.Debug": "4.0.11-beta-*",
-                "System.Globalization": "4.0.11-beta-*",
-                "System.Resources.ResourceManager": "4.0.1-beta-*",
-                "System.Runtime": "4.0.21-beta-*",
                 "System.Runtime.Handles": "4.0.1-beta-*",
                 "System.Runtime.InteropServices": "4.0.21-beta-*",
-                "System.Security.Cryptography.Encryption": "4.0.0-beta-*",
+                "System.Security.Cryptography.Primitives": "4.0.0-beta-*",
                 "System.Threading": "4.0.11-beta-*"
             }
         }
diff --git a/src/Microsoft.AspNet.Cryptography.KeyDerivation/project.json b/src/Microsoft.AspNet.Cryptography.KeyDerivation/project.json
index 9a2b42e208..a0a89944c2 100644
--- a/src/Microsoft.AspNet.Cryptography.KeyDerivation/project.json
+++ b/src/Microsoft.AspNet.Cryptography.KeyDerivation/project.json
@@ -15,8 +15,7 @@
         "dnxcore50": {
             "dependencies": {
                 "System.Runtime.Extensions": "4.0.11-beta-*",
-                "System.Security.Cryptography.Hashing": "4.0.0-beta-*",
-                "System.Security.Cryptography.Hashing.Algorithms": "4.0.0-beta-*",
+                "System.Security.Cryptography.Algorithms": "4.0.0-beta-*",
                 "System.Text.Encoding.Extensions": "4.0.11-beta-*"
             }
         }
diff --git a/src/Microsoft.AspNet.DataProtection.Abstractions/project.json b/src/Microsoft.AspNet.DataProtection.Abstractions/project.json
index 0c1bd7f94b..5e7e8b47e9 100644
--- a/src/Microsoft.AspNet.DataProtection.Abstractions/project.json
+++ b/src/Microsoft.AspNet.DataProtection.Abstractions/project.json
@@ -22,9 +22,8 @@
                 "System.ComponentModel": "4.0.1-beta-*",
                 "System.Diagnostics.Debug": "4.0.11-beta-*",
                 "System.Reflection": "4.0.11-beta-*",
-                "System.Resources.ResourceManager": "4.0.1-beta-*",
                 "System.Runtime.Extensions": "4.0.11-beta-*",
-                "System.Security.Cryptography.Encryption": "4.0.0-beta-*",
+                "System.Security.Cryptography.Primitives": "4.0.0-beta-*",
                 "System.Text.Encoding.Extensions": "4.0.11-beta-*"
             }
         }
diff --git a/src/Microsoft.AspNet.DataProtection.Sources/project.json b/src/Microsoft.AspNet.DataProtection.Sources/project.json
index 6244fa890a..57c8f34b7c 100644
--- a/src/Microsoft.AspNet.DataProtection.Sources/project.json
+++ b/src/Microsoft.AspNet.DataProtection.Sources/project.json
@@ -12,7 +12,7 @@
         "dnx451": { },
         "dnxcore50": {
             "dependencies": {
-                "System.Security.Cryptography.Encryption": "4.0.0-beta-*",
+                "System.Security.Cryptography.Primitives": "4.0.0-beta-*",
                 "System.Text.Encoding.Extensions": "4.0.11-beta-*"
             }
         }
diff --git a/src/Microsoft.AspNet.DataProtection/project.json b/src/Microsoft.AspNet.DataProtection/project.json
index f746667030..e3199df631 100644
--- a/src/Microsoft.AspNet.DataProtection/project.json
+++ b/src/Microsoft.AspNet.DataProtection/project.json
@@ -34,18 +34,12 @@
         "dnxcore50": {
             "dependencies": {
                 "Microsoft.Win32.Registry": "4.0.0-beta-*",
-                "System.IO": "4.0.11-beta-*",
-                "System.IO.FileSystem": "4.0.1-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.Cryptography.Encryption.Aes": "4.0.0-beta-*",
-                "System.Security.Cryptography.Hashing.Algorithms": "4.0.0-beta-*",
-                "System.Security.Cryptography.RandomNumberGenerator": "4.0.0-beta-*",
                 "System.Security.Claims": "4.0.1-beta-*",
                 "System.Security.Principal.Windows": "4.0.0-beta-*",
-                "System.Text.Encoding.Extensions": "4.0.11-beta-*",
                 "System.Xml.XDocument": "4.0.11-beta-*"
             }
         }