diff --git a/tests/counters.py b/tests/counters.py
index b14c4c6..d35d022 100644
--- a/tests/counters.py
+++ b/tests/counters.py
@@ -474,7 +474,7 @@
                 (qs_after,p) = Get_QueueStats(self,egress_port,egress_queue_id)
 
                 #Verify transmitted packets counter is incremented in accordance
-                self.assertEqual(qs_after.stats[0].tx_bytes,qs_before.stats[0].tx_bytes + 1,"tx_bytes count incorrect")
+                self.assertEqual(qs_after.stats[0].tx_bytes,qs_before.stats[0].tx_bytes + len(str(pkt)),"tx_bytes count incorrect")