diff --git a/specification/machinelearningservices/data-plane/readme.md b/specification/machinelearningservices/data-plane/readme.md
index c0f919f7ea3e..86f523240b93 100644
--- a/specification/machinelearningservices/data-plane/readme.md
+++ b/specification/machinelearningservices/data-plane/readme.md
@@ -31,7 +31,7 @@ use-internal-constructors: true
 add-credentials: true
 ```
 
-## Suppression
+### Suppression
 
 ``` yaml
 directive: