diff --git a/index.bs b/index.bs
index e3f28c8eb8..2183238d6c 100644
--- a/index.bs
+++ b/index.bs
@@ -4581,6 +4581,7 @@ Content-Type: application/reports+json
       ::
         1. Return `worker-src`.
 
+      : "`bytes`"
       : "`json`"
       : "`text`"
       : "`webidentity`"