diff --git a/src/Microsoft.AspNet.Security.DataProtection/project.json b/src/Microsoft.AspNet.Security.DataProtection/project.json
index 132311db8f..66ba19caba 100644
--- a/src/Microsoft.AspNet.Security.DataProtection/project.json
+++ b/src/Microsoft.AspNet.Security.DataProtection/project.json
@@ -17,7 +17,7 @@
         "System.Runtime": "4.0.20.0",
         "System.Runtime.Extensions": "4.0.10.0",
         "System.Runtime.InteropServices": "4.0.20.0",
-        "System.Security.Cryptography": "4.0.0.0",
+        "System.Security.Cryptography.Encryption": "4.0.0.0",
         "System.Text.Encoding.Extensions": "4.0.10.0"
       }
     }