diff --git a/src/Microsoft.Dnx.Watcher.Core/project.json b/src/Microsoft.Dnx.Watcher.Core/project.json
index feb354708e..ad73128e1e 100644
--- a/src/Microsoft.Dnx.Watcher.Core/project.json
+++ b/src/Microsoft.Dnx.Watcher.Core/project.json
@@ -1,6 +1,9 @@
 {
   "version": "1.0.0-*",
-  "compilationOptions": { "warningsAsErrors": true },
+  "compilationOptions": {
+    "warningsAsErrors": true,
+    "keyFile": "../../tools/Key.snk"
+  },
   "dependencies": {
     "Microsoft.AspNet.FileProviders.Abstractions": "1.0.0-*",
     "Microsoft.AspNet.FileProviders.Physical": "1.0.0-*",
diff --git a/src/Microsoft.Dnx.Watcher/Properties/AssemblyInfo.cs b/src/Microsoft.Dnx.Watcher/Properties/AssemblyInfo.cs
index 956d80dbfe..64dbfc69d0 100644
--- a/src/Microsoft.Dnx.Watcher/Properties/AssemblyInfo.cs
+++ b/src/Microsoft.Dnx.Watcher/Properties/AssemblyInfo.cs
@@ -5,6 +5,6 @@ using System.Reflection;
 using System.Resources;
 using System.Runtime.CompilerServices;
 
-[assembly:InternalsVisibleTo("Microsoft.Dnx.Watcher.Tests")]
+[assembly:InternalsVisibleTo("Microsoft.Dnx.Watcher.Tests, PublicKey=0024000004800000940000000602000000240000525341310004000001000100f33a29044fa9d740c9b3213a93e57c84b472c84e0b8a0e1ae48e67a9f8f6de9d5f7f3d52ac23e48ac51801f1dc950abe901da34d2a9e3baadb141a17c77ef3c565dd5ee5054b91cf63bb3c6ab83f72ab3aafe93d0fc3c2348b764fafb0b1c0733de51459aeab46580384bf9d74c4e28164b7cde247f891ba07891c9d872ad2bb")]
 [assembly: AssemblyMetadata("Serviceable", "True")]
 [assembly: NeutralResourcesLanguage("en-US")]
diff --git a/src/Microsoft.Dnx.Watcher/project.json b/src/Microsoft.Dnx.Watcher/project.json
index ad57facb22..2a32dcc292 100644
--- a/src/Microsoft.Dnx.Watcher/project.json
+++ b/src/Microsoft.Dnx.Watcher/project.json
@@ -2,7 +2,8 @@
     "version": "1.0.0-*",
     "compilationOptions": { 
         "warningsAsErrors": true,
-        "emitEntryPoint": true
+        "emitEntryPoint": true,
+        "keyFile": "../../tools/Key.snk"
     },
     "dependencies": {
         "Microsoft.Dnx.Watcher.Core": "1.0.0-*",
diff --git a/test/Microsoft.Dnx.Watcher.Tests/project.json b/test/Microsoft.Dnx.Watcher.Tests/project.json
index d093b817ba..5cc6a0c054 100644
--- a/test/Microsoft.Dnx.Watcher.Tests/project.json
+++ b/test/Microsoft.Dnx.Watcher.Tests/project.json
@@ -1,4 +1,8 @@
 {
+    "compilationOptions": {
+        "warningsAsErrors": true,
+        "keyFile": "../../tools/Key.snk"
+    },
     "dependencies": {
         "Microsoft.Extensions.PlatformAbstractions": "1.0.0-*",
         "Microsoft.Dnx.Watcher": "1.0.0-*",
diff --git a/tools/Key.snk b/tools/Key.snk
new file mode 100644
index 0000000000..e10e4889c1
Binary files /dev/null and b/tools/Key.snk differ