diff --git a/src/Microsoft.AspNet.Mvc.Razor/project.json b/src/Microsoft.AspNet.Mvc.Razor/project.json
index b770ca4889..5337b3cade 100644
--- a/src/Microsoft.AspNet.Mvc.Razor/project.json
+++ b/src/Microsoft.AspNet.Mvc.Razor/project.json
@@ -31,6 +31,7 @@
     },
     "dnxcore50": {
       "dependencies": {
+        "System.Text.Encoding": "4.0.11-*",
         "System.Threading.Tasks.Parallel": "4.0.1-beta-*"
       }
     }