diff --git a/extensions/odoo_theme/static/style.scss b/extensions/odoo_theme/static/style.scss
index dc4fb4113..a1538bfb8 100644
--- a/extensions/odoo_theme/static/style.scss
+++ b/extensions/odoo_theme/static/style.scss
@@ -853,7 +853,7 @@ header.o_main_header {
 // alert-success // removed : never used in doc
         .alert {
             position: relative;
-            display: block;
+            display: inline-block;
             border-radius: 0;
             border-width: 0 0 0 3px;
             @include font-size($font-size-secondary);