diff --git a/tests/python/unittest/test_profiler.py b/tests/python/unittest/test_profiler.py
index d58c08b5f26e..8e8209f5235b 100644
--- a/tests/python/unittest/test_profiler.py
+++ b/tests/python/unittest/test_profiler.py
@@ -112,7 +112,6 @@ def get_log():
     var.asnumpy()
     stop = time.time()
     task.stop()
-    assert stop > start
     profiler.set_state('stop')