diff --git a/manifest.json b/manifest.json
index 75070d6..fc0fcf3 100644
--- a/manifest.json
+++ b/manifest.json
@@ -42,7 +42,6 @@
 		"03-title",
 		"04-title",
 		"05-title",
-		"05-20",
 		"05-22",
 		"05-25",
 		"05-29",