diff --git a/app/helpers/application_helper.rb b/app/helpers/application_helper.rb
index a1aea4aeb..72f3f3415 100644
--- a/app/helpers/application_helper.rb
+++ b/app/helpers/application_helper.rb
@@ -434,6 +434,10 @@ module ApplicationHelper
     User.find_by_login login
   end
 
+  def find_user_by_gitea_uid(gitea_uid)
+    User.find_by(gitea_uid: gitea_uid)
+  end
+
   def render_base64_decoded(str)
     return nil if str.blank?
     Base64.decode64 str
diff --git a/app/helpers/repositories_helper.rb b/app/helpers/repositories_helper.rb
index a7218810b..7057ac581 100644
--- a/app/helpers/repositories_helper.rb
+++ b/app/helpers/repositories_helper.rb
@@ -26,8 +26,9 @@ module RepositoriesHelper
   end
 
   def render_commit_author(author_json)
-    return nil if author_json.blank?
-    find_user_by_login author_json['name']
+    return nil if author_json.blank? || author_json["id"].blank?
+    # find_user_by_login author_json['name']
+    find_user_by_gitea_uid author_json['id']
   end
 
   def readme_render_decode64_content(str, path)
diff --git a/app/views/repositories/_commit.json.jbuilder b/app/views/repositories/_commit.json.jbuilder
index 95cb03412..3f3dd5544 100644
--- a/app/views/repositories/_commit.json.jbuilder
+++ b/app/views/repositories/_commit.json.jbuilder
@@ -26,9 +26,9 @@ if @project.forge?
   end
 
   json.author do
-    json.partial! 'commit_author', user: render_commit_author(commit['commit']['author']), name: commit['commit']['author']['name']
+    json.partial! 'commit_author', user: render_commit_author(commit['author']), name: commit['commit']['author']['name']
   end
   json.committer do
-    json.partial! 'commit_author', user: render_commit_author(commit['commit']['committer']), name: commit['commit']['committer']['name']
+    json.partial! 'commit_author', user: render_commit_author(commit['committer']), name: commit['commit']['committer']['name']
   end
 end