diff --git a/manifest.json b/manifest.json
index 40629c7..4faf14b 100644
--- a/manifest.json
+++ b/manifest.json
@@ -41,7 +41,6 @@
 		"01-title",
 		"01-01",
 		"01-02",
-		"01-04",
 		"01-06",
 		"01-08",
 		"02-title",