diff --git a/addons/base/static/src/css/base.css b/addons/base/static/src/css/base.css
index 239d5f2e94b..234bf2a37d9 100644
--- a/addons/base/static/src/css/base.css
+++ b/addons/base/static/src/css/base.css
@@ -199,6 +199,8 @@ background: linear-gradient(top, #bd5e54 0%,#90322a 60%); /* W3C */
     line-height: 20px;
     font-weight: bold;
     font-size: 85%;
+
+    white-space: nowrap;
 }
 .openerp .menu a:hover,
 .openerp .menu a:focus,