diff --git a/src/base/single/trigger/trigger.js b/src/base/single/trigger/trigger.js
index 1652136ea..d281290d4 100644
--- a/src/base/single/trigger/trigger.js
+++ b/src/base/single/trigger/trigger.js
@@ -23,5 +23,8 @@ BI.Trigger = BI.inherit(BI.Single, {
 
     getKey: function () {
 
+    },
+    populate: function () {
+
     }
 });
\ No newline at end of file