diff --git a/config/validated_config_db_connector.py b/config/validated_config_db_connector.py
index 29f6069d1b..19923d968a 100644
--- a/config/validated_config_db_connector.py
+++ b/config/validated_config_db_connector.py
@@ -27,7 +27,7 @@ def validated_set_entry(table, key, value):
     gcu_json_input = []
     gcu_json = {"op": "{}".format(op),
                 "path": "{}".format(path)}
-    if op is "add":
+    if op == "add":
         gcu_json["value"] = value
 
     gcu_json_input.append(gcu_json)