diff --git a/tests/saitests/sai_qos_tests.py b/tests/saitests/sai_qos_tests.py
index 93f966265b..e5fe2af569 100644
--- a/tests/saitests/sai_qos_tests.py
+++ b/tests/saitests/sai_qos_tests.py
@@ -1820,7 +1820,7 @@ def runTest(self):
         if hwsku == 'DellEMC-Z9332f-O32' or hwsku == 'DellEMC-Z9332f-M-O16C64':
             margin = 10
         else:
-            margin = 2
+            margin = 3
 
         # Get a snapshot of counter values
         xmit_counters_base, queue_counters_base = sai_thrift_read_port_counters(self.client, port_list[dst_port_id])