diff --git a/tests/test_analytic.py b/tests/test_analytic.py
index c0b9722..4465b29 100644
--- a/tests/test_analytic.py
+++ b/tests/test_analytic.py
@@ -1,6 +1,7 @@
 import pathlib
 
 import numpy as np
+
 from fusiondls import LfuncN, file_read, run_dls
 from fusiondls.Analytic_DLS import CfInt