diff --git a/lib/subscription.js b/lib/subscription.js
index 4e0b77c..bfe76e1 100644
--- a/lib/subscription.js
+++ b/lib/subscription.js
@@ -23,7 +23,8 @@ class Subscription {
   added (collectionName, doc) {
     this.refCounter.increment(collectionName, doc._id)
 
-    if (this._hasDocChanged(collectionName, doc._id, doc)) {
+    const existingDoc = this.docHash[buildHashKey(collectionName, doc.id)]
+    if (!existingDoc) {
       debugLog('Subscription.added', `${collectionName}:${doc._id}`)
       this.meteorSub.added(collectionName, doc._id, doc)
       this._addDocHash(collectionName, doc)