diff --git a/sahara/plugins/vanilla/v1_2_1/versionhandler.py b/sahara/plugins/vanilla/v1_2_1/versionhandler.py
index 8cf5805..53d31d3 100644
--- a/sahara/plugins/vanilla/v1_2_1/versionhandler.py
+++ b/sahara/plugins/vanilla/v1_2_1/versionhandler.py
@@ -591,6 +591,6 @@ class VersionHandler(avm.AbstractVersionHandler):
     def on_terminate_cluster(self, cluster):
         proxy.delete_proxy_user_for_cluster(cluster)
 
-    def recommend_configs(self, cluster):
+    def recommend_configs(self, cluster, scaling):
         # We don't support any recommendations in Vanilla 1 plugin
         pass