diff --git a/manifest.json b/manifest.json
index 9e342a8..b27521c 100644
--- a/manifest.json
+++ b/manifest.json
@@ -281,6 +281,7 @@
 		"20-17",
 		"20-22",
 		"20-25",
-		"20-28"
+		"20-28",
+		"20-31"
 	]
 }
\ No newline at end of file