diff --git a/docs/interop/vhost-user.json b/docs/interop/vhost-user.json
index cd3a768615..29c84e86e5 100644
--- a/docs/interop/vhost-user.json
+++ b/docs/interop/vhost-user.json
@@ -266,7 +266,7 @@
 #
 # Since: 4.0
 #
-# Example:
+# .. qmp-example:
 #
 # {
 #   "description": "QEMU vhost-user-gpu",