1 files changed, 6 insertions, 4 deletions
diff --git a/app/presenters/ci/pipeline_artifacts/code_quality_mr_diff_presenter.rb b/app/presenters/ci/pipeline_artifacts/code_quality_mr_diff_presenter.rb
index 2fe3104fe69..d28b4523fd5 100644
--- a/app/presenters/ci/pipeline_artifacts/code_quality_mr_diff_presenter.rb
+++ b/app/presenters/ci/pipeline_artifacts/code_quality_mr_diff_presenter.rb
@@ -5,18 +5,20 @@ module Ci
     class CodeQualityMrDiffPresenter < Gitlab::View::Presenter::Delegated
       include Gitlab::Utils::StrongMemoize
 
-      def for_files(filenames)
-        quality_files = raw_report["files"].select { |key| filenames.include?(key) }
+      def for_files(merge_request)
+        filenames = merge_request.new_paths
+        mr_diff_report = raw_report(merge_request.id)
+        quality_files = mr_diff_report["files"]&.select { |key| filenames.include?(key) }
 
         { files: quality_files }
       end
 
       private
 
-      def raw_report
+      def raw_report(merge_request_id)
         strong_memoize(:raw_report) do
           self.each_blob do |blob|
-            Gitlab::Json.parse(blob).with_indifferent_access
+            Gitlab::Json.parse(blob).with_indifferent_access.fetch("merge_request_#{merge_request_id}", {})
           end
         end
       end