diff --git a/manifest.json b/manifest.json
index abf70a6..ea72126 100644
--- a/manifest.json
+++ b/manifest.json
@@ -55,6 +55,9 @@
 		"16-title",
 		"17-title",
 		"18-title",
-		"19-title"
+		"19-title",
+		"20-title",
+		"21-title",
+		"22-title"
 	]
 }
\ No newline at end of file