diff --git a/addons/web/static/src/scss/fields.scss b/addons/web/static/src/scss/fields.scss
index 37bc8cc6418..96e3df91b9b 100644
--- a/addons/web/static/src/scss/fields.scss
+++ b/addons/web/static/src/scss/fields.scss
@@ -414,6 +414,7 @@
             background-color: $o-brand-primary;
             opacity: 0;
             transition: opacity ease 400ms;
+            min-width: 35px;
 
             > button.fa {
                 border: none;