diff --git a/manifest.json b/manifest.json
index 58be6ef..89d08ab 100644
--- a/manifest.json
+++ b/manifest.json
@@ -80,6 +80,7 @@
 		"04-21",
 		"04-23",
 		"05-title",
+		"05-01",
 		"05-05",
 		"05-09",
 		"05-11",