diff --git a/addons/web/static/src/css/base.css b/addons/web/static/src/css/base.css
index 1e6b60b4dbf..2988c0aa634 100644
--- a/addons/web/static/src/css/base.css
+++ b/addons/web/static/src/css/base.css
@@ -1123,7 +1123,7 @@
   left: 0px;
   padding: 8px;
   border: 1px solid #afafb6;
-  width: 120px;
+  min-width: 120px;
   overflow-x: hidden;
   z-index: 900;
   text-align: left;
diff --git a/addons/web/static/src/css/base.sass b/addons/web/static/src/css/base.sass
index d4902cb7c8a..df40fc8d151 100644
--- a/addons/web/static/src/css/base.sass
+++ b/addons/web/static/src/css/base.sass
@@ -895,7 +895,7 @@ $colour4: #8a89ba
         left: 0px
         padding: 8px
         border: 1px solid #afafb6
-        width: 120px
+        min-width: 120px
         overflow-x: hidden
         z-index: 900
         text-align: left