Fix test_frozen.
diff --git a/Tools/freeze/makeconfig.py b/Tools/freeze/makeconfig.py
index 7cd9b78..0bf8756 100644
--- a/Tools/freeze/makeconfig.py
+++ b/Tools/freeze/makeconfig.py
@@ -40,8 +40,8 @@
 def test():
     import sys
     if not sys.argv[3:]:
-        print 'usage: python makeconfig.py config.c.in outputfile',
-        print 'modulename ...'
+        print('usage: python makeconfig.py config.c.in outputfile', end=' ')
+        print('modulename ...')
         sys.exit(2)
     if sys.argv[1] == '-':
         infp = sys.stdin