diff --git a/test/Microsoft.AspNet.Routing.Tests/project.json b/test/Microsoft.AspNet.Routing.Tests/project.json
index da42df4fea..6f997da88d 100644
--- a/test/Microsoft.AspNet.Routing.Tests/project.json
+++ b/test/Microsoft.AspNet.Routing.Tests/project.json
@@ -11,7 +11,7 @@
   "frameworks": {
     "k10": {
       "dependencies": {
-        "System.Collections": "4.0.0.0",
+        "System.Collections": "4.0.10.0",
         "System.Linq": "4.0.0.0",
         "System.Runtime": "4.0.20.0",
         "System.Runtime.Extensions": "4.0.10.0",