diff --git a/openstack/common/processutils.py b/openstack/common/processutils.py
index 8a2a53b..846d8cb 100644
--- a/openstack/common/processutils.py
+++ b/openstack/common/processutils.py
@@ -140,8 +140,7 @@ def execute(*cmd, **kwargs):
         check_exit_code = [check_exit_code]
 
     if kwargs:
-        raise UnknownArgumentError(_('Got unknown keyword args '
-                                     'to utils.execute: %r') % kwargs)
+        raise UnknownArgumentError(_('Got unknown keyword args: %r') % kwargs)
 
     if run_as_root and hasattr(os, 'geteuid') and os.geteuid() != 0:
         if not root_helper: