diff --git a/manifest.json b/manifest.json
index a91075d..de319e6 100644
--- a/manifest.json
+++ b/manifest.json
@@ -43,7 +43,6 @@
 		"01-08",
 		"01-11",
 		"01-13",
-		"01-15",
 		"01-18",
 		"01-20",
 		"02-title",