diff --git a/tests/test_SequentialDesign.py b/tests/test_SequentialDesign.py
index 57f31317ef80941baaf9d74e5b63fa24f84e7aa1..52e54be03a22ec15f49bbbe4b9c4a6dd950ace00 100644
--- a/tests/test_SequentialDesign.py
+++ b/tests/test_SequentialDesign.py
@@ -27,11 +27,11 @@ SequentialDesign:
 
 
 """
-
-import sys
-import pytest
+import math
 import numpy as np
 import pandas as pd
+import sys
+import pytest
 
 sys.path.append("../src/")