diff --git a/tests/topotests/isis_topo1/test_isis_topo1.py b/tests/topotests/isis_topo1/test_isis_topo1.py
index a574f43d8913..1cec2f16f057 100644
--- a/tests/topotests/isis_topo1/test_isis_topo1.py
+++ b/tests/topotests/isis_topo1/test_isis_topo1.py
@@ -623,7 +623,7 @@ def test_isis_hello_padding_during_adjacency_formation():
     assert result is True, result
 
 
-@retry(retry_timeout=5)
+@retry(retry_timeout=10)
 def check_last_iih_packet_for_padding(router, expect_padding):
     logfilename = "{}/{}".format(router.gearlogdir, "isisd.log")
     last_hello_packet_line = None