diff --git a/app/services/api/v1/projects/pulls/versions/get_diff_service.rb b/app/services/api/v1/projects/pulls/versions/get_diff_service.rb
index 1a4f144af..979bc33fb 100644
--- a/app/services/api/v1/projects/pulls/versions/get_diff_service.rb
+++ b/app/services/api/v1/projects/pulls/versions/get_diff_service.rb
@@ -26,6 +26,7 @@ class Api::V1::Projects::Pulls::Versions::GetDiffService < ApplicationService
       access_token: token
     }
     params.merge!(filepath: filepath) if filepath.present?
+    params
   end
 
   def load_gitea_data