diff --git a/src/test/rgw/bucket_notification/test_bn.py b/src/test/rgw/bucket_notification/test_bn.py
index d7e46a914aa..ffb8e488bbf 100644
--- a/src/test/rgw/bucket_notification/test_bn.py
+++ b/src/test/rgw/bucket_notification/test_bn.py
@@ -3262,8 +3262,8 @@ def test_ps_s3_persistent_topic_configs_ttl():
 @attr('basic_test')
 def test_ps_s3_persistent_topic_configs_max_retries():
     """ test persistent topic configurations with max_retries and retry_sleep_duration """
-    config_dict = {"time_to_live": "None", "max_retries": 30, "retry_sleep_duration": 1}
-    buffer = 10
+    config_dict = {"time_to_live": "None", "max_retries": 20, "retry_sleep_duration": 1}
+    buffer = 20
     persistency_time = config_dict["max_retries"]*config_dict["retry_sleep_duration"] + buffer
 
     ps_s3_persistent_topic_configs(persistency_time, config_dict)