diff --git a/tools/CreateMappings_rules.json b/tools/CreateMappings_rules.json
index 41f48df7102a..459958d333c1 100644
--- a/tools/CreateMappings_rules.json
+++ b/tools/CreateMappings_rules.json
@@ -936,5 +936,4 @@
     "alias": "Mdp",
     "module": "Mdp"
   }
-  }
 ]