diff --git a/util/ec3po/console.py b/util/ec3po/console.py
index e042da53b1..2a426ac700 100755
--- a/util/ec3po/console.py
+++ b/util/ec3po/console.py
@@ -768,9 +768,8 @@ def main(argv):
 
   # Open a new pseudo-terminal pair
   (master_pty, user_pty) = pty.openpty()
-  # Set the permissions to 666.
-  os.chmod(os.ttyname(user_pty), (stat.S_IROTH | stat.S_IWOTH |
-                                  stat.S_IRGRP | stat.S_IWGRP |
+  # Set the permissions to 660.
+  os.chmod(os.ttyname(user_pty), (stat.S_IRGRP | stat.S_IWGRP |
                                   stat.S_IRUSR | stat.S_IWUSR))
   # Create a console.
   console = Console(master_pty, os.ttyname(user_pty), cmd_pipe_interactive,