diff --git a/ktlint.py b/ktlint.py
index de256cd..72adbab 100755
--- a/ktlint.py
+++ b/ktlint.py
@@ -18,6 +18,8 @@
 
 """Script that is used by developers to run style checks on Kotlin files."""
 
+from __future__ import print_function
+
 import argparse
 import errno
 import os
@@ -57,15 +59,15 @@
                              stdout=subprocess.PIPE, env=ktlint_env)
     stdout, _ = check.communicate()
     if stdout:
-      print 'prebuilts/ktlint found errors in files you changed:'
-      print stdout
-      print FORMAT_MESSAGE.format(MAIN_DIRECTORY, ' '.join(kt_files))
+      print('prebuilts/ktlint found errors in files you changed:')
+      print(stdout)
+      print(FORMAT_MESSAGE.format(MAIN_DIRECTORY, ' '.join(kt_files)))
       sys.exit(1)
     else:
       sys.exit(0)
   except OSError as e:
     if e.errno == errno.ENOENT:
-      print 'Error running ktlint!'
+      print('Error running ktlint!')
       sys.exit(1)
 
 if __name__ == '__main__':