diff --git a/js/angular/directive/radio.js b/js/angular/directive/radio.js
index e6c64667f9..25e0302859 100644
--- a/js/angular/directive/radio.js
+++ b/js/angular/directive/radio.js
@@ -18,10 +18,10 @@
  * 
  * @param {string=} name The name of the radio input.
  * @param {expression=} value The value of the radio input.
- * @param {expression=} disabled The state of the radio input.
+ * @param {boolean=} disabled The state of the radio input.
  * @param {expression=} ng-value Angular equivalent of the value attribute.
  * @param {expression=} ng-model The angular model for the radio input.
- * @param {expression=} ng-disabled Angular equivalent of the disabled attribute.
+ * @param {boolean=} ng-disabled Angular equivalent of the disabled attribute.
  * @param {expression=} ng-change Triggers given expression when radio input's model changes
  */
 IonicModule