diff --git a/manifest.json b/manifest.json
index c471636..168ea8d 100644
--- a/manifest.json
+++ b/manifest.json
@@ -52,6 +52,7 @@
 		"01-26",
 		"01-28",
 		"01-30",
+		"04-01",
 		"05-title",
 		"05-01",
 		"05-03",