diff --git a/src/case/trigger/trigger.text.js b/src/case/trigger/trigger.text.js
index 46681eba90..426451d56d 100644
--- a/src/case/trigger/trigger.text.js
+++ b/src/case/trigger/trigger.text.js
@@ -31,6 +31,7 @@ BI.TextTrigger = BI.inherit(BI.Trigger, {
         });
         this.trigerButton = BI.createWidget({
             type: "bi.trigger_icon_button",
+            cls: "bi-border-left",
             width: c.triggerWidth
         });