diff --git a/app/assets/javascripts/discourse/app/components/scrolling-post-stream.js b/app/assets/javascripts/discourse/app/components/scrolling-post-stream.js
index 697190e439a..5d649a89a5f 100644
--- a/app/assets/javascripts/discourse/app/components/scrolling-post-stream.js
+++ b/app/assets/javascripts/discourse/app/components/scrolling-post-stream.js
@@ -37,7 +37,7 @@ export default MountWidget.extend({
   widget: "post-stream",
   _topVisible: null,
   _bottomVisible: null,
-  _currentPost: null,
+  _currentPostObj: null,
   _currentVisible: null,
   _currentPercent: null,
 
@@ -219,11 +219,11 @@ export default MountWidget.extend({
         this.bottomVisibleChanged({ post: last, refresh });
       }
 
-      const changedPost = this._currentPost !== currentPost;
+      const currentPostObj = posts.objectAt(currentPost);
+      const changedPost = this._currentPostObj !== currentPostObj;
       if (changedPost) {
-        this._currentPost = currentPost;
-        const post = posts.objectAt(currentPost);
-        this.currentPostChanged({ post });
+        this._currentPostObj = currentPostObj;
+        this.currentPostChanged({ post: currentPostObj });
       }
 
       if (percent !== null) {
@@ -237,7 +237,7 @@ export default MountWidget.extend({
     } else {
       this._topVisible = null;
       this._bottomVisible = null;
-      this._currentPost = null;
+      this._currentPostObj = null;
       this._currentPercent = null;
     }