diff --git a/tests/fpgadataflow/test_fpgadataflow_ip_stitch.py b/tests/fpgadataflow/test_fpgadataflow_ipstitch.py
similarity index 99%
rename from tests/fpgadataflow/test_fpgadataflow_ip_stitch.py
rename to tests/fpgadataflow/test_fpgadataflow_ipstitch.py
index 61dd81b728aafcd8ccc812cf0cb4c27eff00f471..b830693c32afe629dd6fc70868d0bddacac4c887 100644
--- a/tests/fpgadataflow/test_fpgadataflow_ip_stitch.py
+++ b/tests/fpgadataflow/test_fpgadataflow_ipstitch.py
@@ -300,7 +300,7 @@ def test_fpgadataflow_ipstitch_synth_ooc():
     assert ret["FF"] > 0
     assert ret["DSP"] == 0
     assert ret["BRAM"] == 0
-    assert ret["fmax_mz"] > 100
+    assert ret["fmax_mhz"] > 100
 
 
 @pytest.mark.vivado