diff --git a/dawn.json b/dawn.json
index 0619d6b..79e5f4e 100644
--- a/dawn.json
+++ b/dawn.json
@@ -870,7 +870,8 @@
             {"name": "pipeline statistics query", "type": "bool", "default": "false"},
             {"name": "timestamp query", "type": "bool", "default": "false"},
             {"name": "multi planar formats", "type": "bool", "default": "false"},
-            {"name": "depth clamping", "type": "bool", "default": "false"}
+            {"name": "depth clamping", "type": "bool", "default": "false"},
+            {"name": "invalid extension", "type": "bool", "default": "false"}
         ]
     },
     "double": {