diff --git a/contrib/perf.py b/contrib/perf.py
--- a/contrib/perf.py
+++ b/contrib/perf.py
@@ -408,7 +408,7 @@
     count = 0
     if profiler is None:
         profiler = NOOPCTX
-    for i in xrange(prerun):
+    for i in range(prerun):
         if setup is not None:
             setup()
         func()