diff --git a/scripts/blockdiff.py b/scripts/blockdiff.py
index feb5bd9..1dc60a6 100755
--- a/scripts/blockdiff.py
+++ b/scripts/blockdiff.py
@@ -1,4 +1,4 @@
-#!/usr/bin/python
+#!/usr/bin/python2
 #
 # Copyright (c) 2013 The Chromium OS Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
@@ -6,6 +6,8 @@
 
 """Block diff utility."""
 
+from __future__ import print_function
+
 import optparse
 import sys
 
@@ -92,7 +94,7 @@
         diff_list = BlockDiff(opts.block_size, file1, file2, name1, name2,
                               opts.max_length)
   except BlockDiffError as e:
-    print >> sys.stderr, 'Error:', e
+    print('Error: ' % e, file=sys.stderr)
     return 2
 
   # Print the diff, if such was found.
@@ -103,7 +105,7 @@
       print('%d->%d (%d)' %
             (extent_start, extent_start + extent_length, extent_length))
 
-    print 'total diff: %d blocks' % total_diff_blocks
+    print('total diff: %d blocks' % total_diff_blocks)
     return 1
 
   return 0