diff --git a/tests/core/test_perf_timer.py b/tests/core/test_perf_timer.py
index d57407117..af73a6a32 100644
--- a/tests/core/test_perf_timer.py
+++ b/tests/core/test_perf_timer.py
@@ -31,7 +31,7 @@ def test_perftimer_actions():
     time.sleep(1.1)
     timer.stop()
     assert timer.lap_time >= 1
-    assert timer.lap_time < 1.2
+    assert timer.lap_time < 1.5
     assert timer.start_time is None
     assert timer.stop_time is None