diff --git a/.flake8 b/.flake8
index 3eaf87807..9e5761cf2 100644
--- a/.flake8
+++ b/.flake8
@@ -52,7 +52,6 @@ per-file-ignores =
     tests/test_command.py: IMR241,
     tests/test_editor.py: IMR241,
     tests/test_error.py: IMR241,
-    tests/test_hooks.py: IMR241,
     tests/test_main.py: IMR241,
     tests/test_repo_logging.py: IMR241,
     tests/test_subcmds.py: IMR241,
diff --git a/tests/test_hooks.py b/tests/test_hooks.py
index 3c05d4fe4..d9b19ae2a 100644
--- a/tests/test_hooks.py
+++ b/tests/test_hooks.py
@@ -14,7 +14,7 @@
 
 """Unittests for the hooks.py module."""
 
-from io import StringIO
+import io
 from pathlib import Path
 import sys
 
@@ -82,7 +82,7 @@ def test_post_sync_argument_validation() -> None:
     )
 
     old_stderr = sys.stderr
-    sys.stderr = StringIO()
+    sys.stderr = io.StringIO()
 
     try:
         # Call with missing arg `sync_duration_seconds`