diff --git a/src/Microsoft.AspNet.Mvc.Razor/project.json b/src/Microsoft.AspNet.Mvc.Razor/project.json
index 98623bc387..edcf8975c7 100644
--- a/src/Microsoft.AspNet.Mvc.Razor/project.json
+++ b/src/Microsoft.AspNet.Mvc.Razor/project.json
@@ -20,6 +20,7 @@
       "dependencies": {
         "System.Collections": "",
         "System.Runtime": "",
+        "System.Text.Encoding": "",
         "System.Xml": "",
         "System.Xml.Linq": ""
       }
@@ -42,6 +43,7 @@
         "System.Runtime": "4.0.20.0",
         "System.Runtime.Extensions": "4.0.10.0",
         "System.Runtime.InteropServices": "4.0.20.0",
+        "System.Text.Encoding": "4.0.20.0",
         "System.Threading.Tasks": "4.0.10.0"
       }
     }