diff --git a/etemplate/templates/default/etemplate2.css b/etemplate/templates/default/etemplate2.css
index b9767133ad..4110ac370c 100644
--- a/etemplate/templates/default/etemplate2.css
+++ b/etemplate/templates/default/etemplate2.css
@@ -302,7 +302,7 @@ button#cancel {
 /**
  * Multi-select widget
  */
-.et2_selectbox_expand {
+button.et2_selectbox_expand {
   width: 16px;
   display: inline-block;
 }