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-rw-r--r--app/services/delete_merged_branches_service.rb4
1 files changed, 2 insertions, 2 deletions
diff --git a/app/services/delete_merged_branches_service.rb b/app/services/delete_merged_branches_service.rb
index ced87a1c37a..80de897e94b 100644
--- a/app/services/delete_merged_branches_service.rb
+++ b/app/services/delete_merged_branches_service.rb
@@ -24,8 +24,8 @@ class DeleteMergedBranchesService < BaseService
# rubocop: disable CodeReuse/ActiveRecord
def merge_request_branch_names
# reorder(nil) is necessary for SELECT DISTINCT because default scope adds an ORDER BY
- source_names = project.origin_merge_requests.opened.reorder(nil).uniq.pluck(:source_branch)
- target_names = project.merge_requests.opened.reorder(nil).uniq.pluck(:target_branch)
+ source_names = project.origin_merge_requests.opened.reorder(nil).distinct.pluck(:source_branch)
+ target_names = project.merge_requests.opened.reorder(nil).distinct.pluck(:target_branch)
(source_names + target_names).uniq
end
# rubocop: enable CodeReuse/ActiveRecord