diff --git a/src/Microsoft.AspNet.Mvc.Core/ReflectedActionInvoker.cs b/src/Microsoft.AspNet.Mvc.Core/ReflectedActionInvoker.cs
index a9a78d4116..0a0955f4ea 100644
--- a/src/Microsoft.AspNet.Mvc.Core/ReflectedActionInvoker.cs
+++ b/src/Microsoft.AspNet.Mvc.Core/ReflectedActionInvoker.cs
@@ -52,8 +52,8 @@ namespace Microsoft.AspNet.Mvc
             if (descriptor.MethodInfo == null)
             {
                 throw new ArgumentException(
-                    Resources.FormatPropertyOfTypeCannotBeNull(typeof(ReflectedActionDescriptor),
-                                                               "MethodInfo"),
+                    Resources.FormatPropertyOfTypeCannotBeNull("MethodInfo",
+                                                               typeof(ReflectedActionDescriptor)),
                     "descriptor");
             }
         }