diff --git a/src/Umbraco.Web.UI.Client/src/less/property-editors.less b/src/Umbraco.Web.UI.Client/src/less/property-editors.less
index 5fb7f4cfc9..71560fd09b 100644
--- a/src/Umbraco.Web.UI.Client/src/less/property-editors.less
+++ b/src/Umbraco.Web.UI.Client/src/less/property-editors.less
@@ -160,6 +160,7 @@ ul.color-picker li a  {
 .control-group.color-picker-preval {
     .thumbnail {
         width: 36px;
+        min-width: auto;
         border: none;
         cursor: move;
         border-radius: 3px;