diff --git a/app/models/bubble.rb b/app/models/bubble.rb
index 905f1c5ce..7364a0841 100644
--- a/app/models/bubble.rb
+++ b/app/models/bubble.rb
@@ -25,7 +25,7 @@ class Bubble < ApplicationRecord
   end
 
   def rescore
-    update! activity_score: boost_count + messages.comments.size
+    update! activity_score: boost_count + comments_count
   end
 
   private