diff --git a/backbone.js b/backbone.js
index 7c8be2c2..d94009d0 100644
--- a/backbone.js
+++ b/backbone.js
@@ -544,8 +544,7 @@
     },
 
     // Run validation against the next complete set of model attributes,
-    // returning `true` if all is well. Otherwise, fire an
-    // `"invalid"` event and call the invalid callback, if specified.
+    // returning `true` if all is well. Otherwise, fire an `"invalid"` event.
     _validate: function(attrs, options) {
       if (!options.validate || !this.validate) return true;
       attrs = _.extend({}, this.attributes, attrs);