diff --git a/Lib/test/test_linecache.py b/Lib/test/test_linecache.py
index 6b6eb15f75f..2dd3672dad7 100644
--- a/Lib/test/test_linecache.py
+++ b/Lib/test/test_linecache.py
@@ -83,7 +83,7 @@ def test_checkcache(self):
         getline = linecache.getline
         # Create a source file and cache its contents
         source_name = support.TESTFN + '.py'
-        self.addCleanup(test_support.unlink, source_name)
+        self.addCleanup(support.unlink, source_name)
         with open(source_name, 'w') as source:
             source.write(SOURCE_1)
         getline(source_name, 1)