1 files changed, 4 insertions, 4 deletions
diff --git a/app/models/concerns/milestoneish.rb b/app/models/concerns/milestoneish.rb
index caf8afa97f9..967fd9c5eea 100644
--- a/app/models/concerns/milestoneish.rb
+++ b/app/models/concerns/milestoneish.rb
@@ -45,11 +45,11 @@ module Milestoneish
   end
 
   def sorted_issues(user)
-    issues_visible_to_user(user).preload_associations.sort('label_priority')
+    issues_visible_to_user(user).preload_associations.sort_by_attribute('label_priority')
   end
 
   def sorted_merge_requests
-    merge_requests.sort('label_priority')
+    merge_requests.sort_by_attribute('label_priority')
   end
 
   def upcoming?
@@ -102,14 +102,14 @@ module Milestoneish
     Gitlab::TimeTrackingFormatter.output(total_issue_time_estimate)
   end
 
-  private
-
   def count_issues_by_state(user)
     memoize_per_user(user, :count_issues_by_state) do
       issues_visible_to_user(user).reorder(nil).group(:state).count
     end
   end
 
+  private
+
   def memoize_per_user(user, method_name)
     memoized_users[method_name][user&.id] ||= yield
   end