diff --git a/site_scons/site_tools/git.py b/site_scons/site_tools/git.py
index e5b79129b2..5b4591f35e 100644
--- a/site_scons/site_tools/git.py
+++ b/site_scons/site_tools/git.py
@@ -40,6 +40,7 @@
 
 from __future__ import print_function
 import os
+import sys
 
 import gem5_scons.util
 from m5.util import readCommand