diff --git a/Lib/imputil.py b/Lib/imputil.py
index b4f93f45c7e..65e799cd491 100644
--- a/Lib/imputil.py
+++ b/Lib/imputil.py
@@ -455,7 +455,6 @@ def _os_bootstrap():
         def join(a, b):
             if a == '':
                 return b
-            path = s
             if ':' not in a:
                 a = ':' + a
             if a[-1:] != ':':