diff --git a/test/case/ntp/client_stratum_selection/test.py b/test/case/ntp/client_stratum_selection/test.py
index f52be546..93c32560 100755
--- a/test/case/ntp/client_stratum_selection/test.py
+++ b/test/case/ntp/client_stratum_selection/test.py
@@ -127,7 +127,7 @@ with infamy.Test() as test:
                 })
 
             with test.step("Wait for client to see both servers"):
-                until(lambda: ntp.number_of_sources(client) == 2, attempts=60)
+                until(lambda: ntp.number_of_sources(client) == 2, attempts=120)
 
             with test.step("Wait for srv2 stratum to stabilize"):
                 # Ensure srv2 has synced with srv1 and is advertising
@@ -148,7 +148,7 @@ with infamy.Test() as test:
                         return True
                     return False
 
-                until(check_stratums, attempts=60)
+                until(check_stratums, attempts=120)
                 print(f"srv1 and srv2 stratums verified as different")
 
             with test.step("Verify client selects srv1 (lower stratum)"):