diff --git a/Lib/ctypes/test/test_loading.py b/Lib/ctypes/test/test_loading.py
index 256cdf9..fa2b7e2 100644
--- a/Lib/ctypes/test/test_loading.py
+++ b/Lib/ctypes/test/test_loading.py
@@ -1,6 +1,6 @@
 from ctypes import *
 import sys, unittest
-import os, StringIO
+import os
 from ctypes.util import find_library
 from ctypes.test import is_resource_enabled