diff --git a/test/test_hcq.py b/test/test_hcq.py
index 973b6dc89b..571d3a9dba 100644
--- a/test/test_hcq.py
+++ b/test/test_hcq.py
@@ -231,7 +231,7 @@ class TestHCQ(unittest.TestCase):
     et = TestHCQ.d0._gpu2cpu_time(sig_en.timestamp, True) - TestHCQ.d0._gpu2cpu_time(sig_st.timestamp, True)
 
     print(f"exec kernel time: {et:.2f} us")
-    assert 1 <= et <= (2000 if CI else 20)
+    assert 1 <= et <= (2500 if CI else 20)
 
   def test_speed_copy_bandwidth(self):
     TestHCQ.d0._prof_setup()