diff --git a/lib/meteor/mongo.js b/lib/meteor/mongo.js
index 47142ff..15d5794 100644
--- a/lib/meteor/mongo.js
+++ b/lib/meteor/mongo.js
@@ -1,4 +1,6 @@
 const Collection = jest.fn();
+Collection.prototype.allow = jest.fn();
+Collection.prototype.deny = jest.fn();
 Collection.prototype.attachSchema = jest.fn();
 Collection.prototype.insert = jest.fn();
 Collection.prototype.update = jest.fn();