diff --git a/kolla/common/config.py b/kolla/common/config.py
index 56910be961..592f5ef60c 100755
--- a/kolla/common/config.py
+++ b/kolla/common/config.py
@@ -257,7 +257,7 @@ _CLI_OPTS = [
     cfg.BoolOpt('pull', default=True,
                 help='Attempt to pull a newer version of the base image'),
     cfg.StrOpt('work-dir', help=('Path to be used as working directory.'
-                                 'By default, a temporary dir is created')),
+                                 ' By default, a temporary dir is created')),
 ]
 
 _BASE_OPTS = [