diff --git a/superset/exceptions.py b/superset/exceptions.py
index b5ae7478dc85a..76da484dc3f95 100644
--- a/superset/exceptions.py
+++ b/superset/exceptions.py
@@ -233,4 +233,4 @@ def __init__(self, error: ValidationError):
 
 
 class SupersetCancelQueryException(SupersetException):
-    pass
+    status = 422
diff --git a/superset/views/core.py b/superset/views/core.py
index e262ab7425364..767af4e98b5ef 100755
--- a/superset/views/core.py
+++ b/superset/views/core.py
@@ -2347,6 +2347,7 @@ def results_exec(key: str) -> FlaskResponse:
         )
 
     @has_access_api
+    @handle_api_exception
     @expose("/stop_query/", methods=["POST"])
     @event_logger.log_this
     @backoff.on_exception(