diff --git a/src/components/panel/panel.js b/src/components/panel/panel.js
index ea458c3d0df..bd7b36e9419 100644
--- a/src/components/panel/panel.js
+++ b/src/components/panel/panel.js
@@ -1608,6 +1608,10 @@ MdPanelRef.prototype.destroy = function() {
   }
   this.config.scope.$destroy();
   this.config.locals = null;
+  this.config.onDomAdded = null;
+  this.config.onDomRemoved = null;
+  this.config.onRemoving = null;
+  this.config.onOpenComplete = null;
   this._interceptors = null;
 };