diff --git a/tests/test_repomap.py b/tests/test_repomap.py
index b34593221..dc68a4d9d 100644
--- a/tests/test_repomap.py
+++ b/tests/test_repomap.py
@@ -1,11 +1,24 @@
 import os
+import tempfile
 import unittest
 from unittest.mock import patch
 
 from aider.io import InputOutput
 from aider.repomap import RepoMap
 
-from .utils import IgnorantTemporaryDirectory
+
+class IgnorantTemporaryDirectory:
+    def __init__(self):
+        self.temp_dir = tempfile.TemporaryDirectory()
+
+    def __enter__(self):
+        return self.temp_dir.__enter__()
+
+    def __exit__(self, exc_type, exc_val, exc_tb):
+        try:
+            self.temp_dir.__exit__(exc_type, exc_val, exc_tb)
+        except OSError:
+            pass  # Ignore errors (Windows)
 
 
 class TestRepoMap(unittest.TestCase):
diff --git a/tests/utils.py b/tests/utils.py
deleted file mode 100644
index 1629c4425..000000000
--- a/tests/utils.py
+++ /dev/null
@@ -1,15 +0,0 @@
-import tempfile
-
-
-class IgnorantTemporaryDirectory:
-    def __init__(self):
-        self.temp_dir = tempfile.TemporaryDirectory()
-
-    def __enter__(self):
-        return self.temp_dir.__enter__()
-
-    def __exit__(self, exc_type, exc_val, exc_tb):
-        try:
-            self.temp_dir.__exit__(exc_type, exc_val, exc_tb)
-        except OSError:
-            pass  # Ignore errors (Windows)