diff --git a/manifest.json b/manifest.json
index 952cbd0..efa1406 100644
--- a/manifest.json
+++ b/manifest.json
@@ -109,6 +109,7 @@
 		"12-10",
 		"12-13",
 		"12-16",
-		"12-18"
+		"12-18",
+		"12-20"
 	]
 }
\ No newline at end of file