diff --git a/manifest.json b/manifest.json
index 0b913e8..5bc43f0 100644
--- a/manifest.json
+++ b/manifest.json
@@ -56,7 +56,6 @@
 		"12-12",
 		"12-14",
 		"12-18",
-		"12-21",
 		"12-25",
 		"12-28",
 		"12-30"