diff --git a/tests/testing_utils.py b/tests/testing_utils.py
index f39df984..84fc2d37 100644
--- a/tests/testing_utils.py
+++ b/tests/testing_utils.py
@@ -6,7 +6,6 @@
 from baseclasses.testing.assertions import assert_dict_allclose, assert_equal
 import numpy as np
 from numpy.testing import assert_allclose
-from pkg_resources import parse_version
 
 # First party modules
 from pyoptsparse import OPT, History