diff --git a/Tools/versioncheck/checkversions.py b/Tools/versioncheck/checkversions.py
index 5715da18654..2420611a708 100644
--- a/Tools/versioncheck/checkversions.py
+++ b/Tools/versioncheck/checkversions.py
@@ -5,6 +5,7 @@ new versions available for any packages you have installed."""
 import os
 import getopt
 import sys
+import string
 import pyversioncheck
 
 CHECKNAME="_checkversion.py"