diff --git a/Lib/genericpath.py b/Lib/genericpath.py
index e2bc7da..ef8ea7f 100644
--- a/Lib/genericpath.py
+++ b/Lib/genericpath.py
@@ -71,7 +71,7 @@
     s1 = min(m)
     s2 = max(m)
     n = min(len(s1), len(s2))
-    for i in xrange(n):
+    for i in range(n):
         if s1[i] != s2[i]:
             return s1[:i]
     return s1[:n]