diff --git a/Lib/test/regrtest.py b/Lib/test/regrtest.py
index 8511ab1..01cb568 100755
--- a/Lib/test/regrtest.py
+++ b/Lib/test/regrtest.py
@@ -1462,7 +1462,7 @@
     # much of the testing framework relies on the globals in the
     # test.test_support module.
     mydir = os.path.abspath(os.path.normpath(os.path.dirname(sys.argv[0])))
-    i = pathlen = len(sys.path)
+    i = len(sys.path)
     while i >= 0:
         i -= 1
         if os.path.abspath(os.path.normpath(sys.path[i])) == mydir: