diff --git a/manifest.json b/manifest.json
index c36f718..599f559 100644
--- a/manifest.json
+++ b/manifest.json
@@ -219,6 +219,7 @@
 		"20-04",
 		"20-05",
 		"20-07",
+		"20-09",
 		"20-11",
 		"20-13",
 		"21-title",