diff --git a/addons/web/static/src/css/base.css b/addons/web/static/src/css/base.css
index c461a54f5b1..a59f16faea9 100644
--- a/addons/web/static/src/css/base.css
+++ b/addons/web/static/src/css/base.css
@@ -264,6 +264,9 @@
 .openerp .oe_form_dirty .oe_highlight_on_dirty {
   color: white;
   background: #dc5f59;
+  font-weight: bold;
+}
+.openerp .oe_form_dirty button.oe_highlight_on_dirty {
   background-color: #dc5f59;
   background-image: -webkit-gradient(linear, left top, left bottom, from(#dc5f59), to(#b33630));
   background-image: -webkit-linear-gradient(top, #dc5f59, #b33630);
@@ -274,9 +277,8 @@
   -moz-box-shadow: none;
   -webkit-box-shadow: none;
   box-shadow: none;
-  font-weight: bold;
 }
-.openerp .oe_form_dirty .oe_highlight_on_dirty:hover {
+.openerp .oe_form_dirty button.oe_highlight_on_dirty:hover {
   background: #ed6f6a;
 }
 .openerp .oe_title {
diff --git a/addons/web/static/src/css/base.sass b/addons/web/static/src/css/base.sass
index bcea93cc9ee..57c4f343713 100644
--- a/addons/web/static/src/css/base.sass
+++ b/addons/web/static/src/css/base.sass
@@ -232,14 +232,16 @@ $colour4: #8a89ba
         @include vertical-gradient(#DF6B66, #BF3A33)
         //@include vertical-gradient(lighten(#dc5f59, 3%), lighten(#b33630, 3%))
         @include box-shadow(0 0 1px rgba(0, 0, 0, 0.2))
-    .oe_form_dirty .oe_highlight_on_dirty
-        color: white
-        background: #dc5f59
-        @include vertical-gradient(#dc5f59, #b33630)
-        @include box-shadow(none)
-        font-weight: bold
-        &:hover
-            background: #ED6F6A
+    .oe_form_dirty
+        .oe_highlight_on_dirty
+            color: white
+            background: #dc5f59
+            font-weight: bold
+        button.oe_highlight_on_dirty
+            @include vertical-gradient(#dc5f59, #b33630)
+            @include box-shadow(none)
+            &:hover
+                background: #ED6F6A
     .oe_title
         width: 55%
     .oe_title:after