diff --git a/.gitignore b/.gitignore
index 648eae61cf..ad62808f83 100644
--- a/.gitignore
+++ b/.gitignore
@@ -8,6 +8,8 @@ packages/
 artifacts/
 PublishProfiles/
 .vs/
+.build/
+.testPublish/
 bower_components/
 node_modules/
 **/wwwroot/lib/
diff --git a/samples/RoutingSample.Web/project.json b/samples/RoutingSample.Web/project.json
index b6bbb9bb0c..749e2260fa 100644
--- a/samples/RoutingSample.Web/project.json
+++ b/samples/RoutingSample.Web/project.json
@@ -2,7 +2,8 @@
   "dependencies": {
     "Microsoft.AspNetCore.IISPlatformHandler": "1.0.0-*",
     "Microsoft.AspNetCore.Server.Kestrel": "1.0.0-*",
-    "Microsoft.AspNetCore.Routing.Extensions": "1.0.0-*"
+    "Microsoft.AspNetCore.Routing.Extensions": "1.0.0-*",
+    "Microsoft.NETCore.Platforms": "1.0.1-*"
   },
   "compilationOptions": {
     "emitEntryPoint": true
@@ -12,6 +13,8 @@
   },
   "frameworks": {
     "dnx451": { },
-    "dnxcore50": { }
+    "dnxcore50": {
+      "imports": "portable-net451+win8"
+    }
   }
 }
diff --git a/test/Microsoft.AspNetCore.Mvc.Routing.Abstractions.Tests/project.json b/test/Microsoft.AspNetCore.Mvc.Routing.Abstractions.Tests/project.json
index 14ee76f013..d9d8e5d739 100644
--- a/test/Microsoft.AspNetCore.Mvc.Routing.Abstractions.Tests/project.json
+++ b/test/Microsoft.AspNetCore.Mvc.Routing.Abstractions.Tests/project.json
@@ -5,6 +5,7 @@
   "dependencies": {
     "Microsoft.AspNetCore.Routing.Abstractions": "1.0.0-*",
     "Microsoft.AspNetCore.Testing": "1.0.0-*",
+    "Microsoft.NETCore.Platforms": "1.0.1-*",
     "xunit": "2.1.0"
   },
   "frameworks": {
@@ -12,7 +13,8 @@
       "dependencies": {
         "moq.netcore": "4.4.0-beta8",
         "xunit.runner.aspnet": "2.0.0-aspnet-*"
-      }
+      },
+      "imports": "portable-net451+win8"
     },
     "dnx451": {
       "frameworkAssemblies": {
diff --git a/test/Microsoft.AspNetCore.Routing.DecisionTree.Sources.Tests/project.json b/test/Microsoft.AspNetCore.Routing.DecisionTree.Sources.Tests/project.json
index 82804aff15..2eed9973fb 100644
--- a/test/Microsoft.AspNetCore.Routing.DecisionTree.Sources.Tests/project.json
+++ b/test/Microsoft.AspNetCore.Routing.DecisionTree.Sources.Tests/project.json
@@ -9,13 +9,15 @@
       "version": "1.0.0-*"
     },
     "Microsoft.AspNetCore.Testing": "1.0.0-*",
+    "Microsoft.NETCore.Platforms": "1.0.1-*",
     "xunit": "2.1.0"
   },
   "frameworks": {
     "dnxcore50": {
       "dependencies": {
         "xunit.runner.aspnet": "2.0.0-aspnet-*"
-      }
+      },
+      "imports": "portable-net451+win8"
     },
     "dnx451": {
       "frameworkAssemblies": {
diff --git a/test/Microsoft.AspNetCore.Routing.Extensions.Tests/project.json b/test/Microsoft.AspNetCore.Routing.Extensions.Tests/project.json
index d55932eaac..a82d1edbdc 100644
--- a/test/Microsoft.AspNetCore.Routing.Extensions.Tests/project.json
+++ b/test/Microsoft.AspNetCore.Routing.Extensions.Tests/project.json
@@ -9,6 +9,7 @@
     "Microsoft.Extensions.DependencyInjection": "1.0.0-*",
     "Microsoft.Extensions.Logging": "1.0.0-*",
     "Microsoft.Extensions.Logging.Testing": "1.0.0-*",
+    "Microsoft.NETCore.Platforms": "1.0.1-*",
     "xunit": "2.1.0"
   },
   "frameworks": {
@@ -16,7 +17,8 @@
       "dependencies": {
         "moq.netcore": "4.4.0-beta8",
         "xunit.runner.aspnet": "2.0.0-aspnet-*"
-      }
+      },
+      "imports": "portable-net451+win8"
     },
     "dnx451": {
       "frameworkAssemblies": {
diff --git a/test/Microsoft.AspNetCore.Routing.Tests/project.json b/test/Microsoft.AspNetCore.Routing.Tests/project.json
index 30a794f048..85c3bf972e 100644
--- a/test/Microsoft.AspNetCore.Routing.Tests/project.json
+++ b/test/Microsoft.AspNetCore.Routing.Tests/project.json
@@ -9,6 +9,7 @@
     "Microsoft.Extensions.DependencyInjection": "1.0.0-*",
     "Microsoft.Extensions.Logging.Testing": "1.0.0-*",
     "Microsoft.Extensions.WebEncoders": "1.0.0-*",
+    "Microsoft.NETCore.Platforms": "1.0.1-*",
     "xunit": "2.1.0"
   },
   "frameworks": {
@@ -16,7 +17,8 @@
       "dependencies": {
         "moq.netcore": "4.4.0-beta8",
         "xunit.runner.aspnet": "2.0.0-aspnet-*"
-      }
+      },
+      "imports": "portable-net451+win8"
     },
     "dnx451": {
       "frameworkAssemblies": {