diff --git a/tests/regression_tests/statepoint_restart/test.py b/tests/regression_tests/statepoint_restart/test.py
index 8acd0e88b6..1e98bc480b 100644
--- a/tests/regression_tests/statepoint_restart/test.py
+++ b/tests/regression_tests/statepoint_restart/test.py
@@ -1,4 +1,3 @@
-import os
 from pathlib import Path
 
 import openmc