diff --git a/tests/optimize/linear_method_test.py b/tests/optimize/linear_method_test.py
index 7419c3354..6aea5cb5e 100644
--- a/tests/optimize/linear_method_test.py
+++ b/tests/optimize/linear_method_test.py
@@ -17,7 +17,6 @@
 import numpy as np
 import pyscf
 import pytest
-from pyscf import cc
 
 import ffsim
 
diff --git a/tests/variational/ucj_test.py b/tests/variational/ucj_test.py
index 15ab002a3..3b28331d8 100644
--- a/tests/variational/ucj_test.py
+++ b/tests/variational/ucj_test.py
@@ -11,6 +11,7 @@
 """Tests for unitary cluster Jastrow ansatz."""
 
 import itertools
+
 import numpy as np
 import pyscf
 import scipy.linalg