diff --git a/manifest.json b/manifest.json
index a688e40c..2a9e9a69 100644
--- a/manifest.json
+++ b/manifest.json
@@ -319,6 +319,7 @@
 		"20-02",
 		"20-03",
 		"20-04",
+		"20-05",
 		"21-title",
 		"22-title",
 		"31-reference"