diff --git a/app/models/repository_checklist_item.rb b/app/models/repository_checklist_item.rb
index 1d8f142f0..06348a6bb 100644
--- a/app/models/repository_checklist_item.rb
+++ b/app/models/repository_checklist_item.rb
@@ -18,7 +18,7 @@ class RepositoryChecklistItem < ApplicationRecord
 
   def validate_per_column_limit
     if repository_column &&
-       repository_column.repository_checklist_items.count > Constants::REPOSITORY_CHECKLIST_ITEMS_PER_COLUMN
+       repository_column.repository_checklist_items.size > Constants::REPOSITORY_CHECKLIST_ITEMS_PER_COLUMN
       errors.add(:base, :per_column_limit)
     end
   end
diff --git a/app/models/repository_list_item.rb b/app/models/repository_list_item.rb
index 94edb408c..26fbb20c6 100644
--- a/app/models/repository_list_item.rb
+++ b/app/models/repository_list_item.rb
@@ -15,7 +15,7 @@ class RepositoryListItem < ApplicationRecord
 
   def validate_per_column_limit
     if repository_column &&
-       repository_column.repository_list_items.count > Constants::REPOSITORY_LIST_ITEMS_PER_COLUMN
+       repository_column.repository_list_items.size > Constants::REPOSITORY_LIST_ITEMS_PER_COLUMN
       errors.add(:base, :per_column_limit)
     end
   end