diff --git a/manifest.json b/manifest.json
index 94671c5e3..08104ca77 100644
--- a/manifest.json
+++ b/manifest.json
@@ -349,6 +349,7 @@
 		"20-reference",
 		"21-title",
 		"21-01",
+		"21-02",
 		"21-reference"
 	]
 }
\ No newline at end of file