diff --git a/manifest.json b/manifest.json
index 51610ec..c92207a 100644
--- a/manifest.json
+++ b/manifest.json
@@ -278,6 +278,7 @@
 		"12-12",
 		"12-14",
 		"12-17",
+		"12-20",
 		"12-41",
 		"12-44",
 		"12-46",