diff --git a/app/controllers/repositories_controller.rb b/app/controllers/repositories_controller.rb
index d7fdb51ac..1d98b17f4 100644
--- a/app/controllers/repositories_controller.rb
+++ b/app/controllers/repositories_controller.rb
@@ -169,18 +169,12 @@ class RepositoriesController < ApplicationController
   end
 
   def contributors
-    @cache_result = $redis_cache.get("ProjectSpecialCommit:#{@project.id}")
-    if @cache_result.present?
-      @total_count = Project.mindspore_contributors.size
-      @contributors = kaminari_array_paginate(Project.mindspore_contributors)
-    else 
-      if params[:filepath].present? || @project.educoder?
-        @contributors = []
-      else
-        result = Gitea::Repository::Contributors::GetService.call(@owner, @repository.identifier, {page: params[:page], limit: params[:limit]})
-        @total_count = result[:total_count]
-        @contributors = result.is_a?(Hash) ? result[:body] : []
-      end
+    if params[:filepath].present? || @project.educoder?
+      @contributors = []
+    else
+      result = Gitea::Repository::Contributors::GetService.call(@owner, @repository.identifier, {page: params[:page], limit: params[:limit]})
+      @total_count = result[:total_count]
+      @contributors = result.is_a?(Hash) ? result[:body] : []
     end
   rescue
     @contributors = []
diff --git a/app/views/repositories/_contributor.json.jbuilder b/app/views/repositories/_contributor.json.jbuilder
index d1bc16024..e93bdf370 100644
--- a/app/views/repositories/_contributor.json.jbuilder
+++ b/app/views/repositories/_contributor.json.jbuilder
@@ -2,9 +2,9 @@ user = $redis_cache.hgetall("v2-owner-common:#{contributor["login"]}-#{contribut
 if user.blank?
   json.contributions contributor["contributions"]
   # json.gid contributor["id"]
-  json.login contributor["login"]
+  json.login contributor["login"].downcase
   json.type nil
-  json.name contributor["login"]
+  json.name contributor["login"].downcase
   json.image_url User::Avatar.get_letter_avatar_url(contributor["login"])
   json.contribution_perc User.new(login: contributor["login"], mail: contributor["email"]).simple_contribution_perc(project) 
 else