diff --git a/src/compiler/diagnosticMessages.json b/src/compiler/diagnosticMessages.json
index d3ecb1715a9..f2705861047 100644
--- a/src/compiler/diagnosticMessages.json
+++ b/src/compiler/diagnosticMessages.json
@@ -851,6 +851,10 @@
         "category": "Error",
         "code": 1316
     },
+    "A parameter property cannot be declared using a rest parameter.": {
+        "category": "Error",
+        "code": 1317
+    },
     "Duplicate identifier '{0}'.": {
         "category": "Error",
         "code": 2300