diff --git a/lib/ace/mode/behaviour.js b/lib/ace/mode/behaviour.js
index 6c145d22..c30afbad 100644
--- a/lib/ace/mode/behaviour.js
+++ b/lib/ace/mode/behaviour.js
@@ -56,12 +56,8 @@ var Behaviour = function() {
     
     this.addBehaviours = function (behaviours) {
         for (var key in behaviours) {
-            if (behaviours.hasOwnProperty(key)) {
-                for (var action in behaviours[key]) {
-                    if (behaviours[key].hasOwnProperty(action)) {
-                        this.add(key, action, behaviours[key][action]);
-                    }
-                }
+            for (var action in behaviours[key]) {
+                this.add(key, action, behaviours[key][action]);
             }
         }
     }
diff --git a/lib/ace/mode/text.js b/lib/ace/mode/text.js
index b3eeac78..c457b5b5 100644
--- a/lib/ace/mode/text.js
+++ b/lib/ace/mode/text.js
@@ -189,7 +189,7 @@ var Mode = function() {
         if (this.$behaviour) {
             var behaviours = this.$behaviour.getBehaviours();
             for (var key in behaviours) {
-                if (behaviours.hasOwnProperty(key) && behaviours[key][action]) {
+                if (behaviours[key][action]) {
                     var ret = behaviours[key][action].apply(this, arguments);
                     if (ret !== false) {
                         return ret;