diff --git a/angular-contenteditable.js b/angular-contenteditable.js
index 49b59ee..508e63a 100644
--- a/angular-contenteditable.js
+++ b/angular-contenteditable.js
@@ -23,7 +23,7 @@ angular.module('contenteditable', [])
         'moveCaretToEndOnChange',
       ], function(opt) {
         var o = attrs[opt]
-        opts[opt] = o && o !== 'false'
+        opts[opt] = attrs.hasOwnProperty(opt) && o !== 'false'
       })
 
       // view -> model