diff --git a/manifest.json b/manifest.json
index 5dcd44b6..cb679661 100644
--- a/manifest.json
+++ b/manifest.json
@@ -166,6 +166,7 @@
 		"10-11",
 		"10-14",
 		"10-16",
-		"10-19"
+		"10-19",
+		"10-21"
 	]
 }
\ No newline at end of file