diff --git a/app/controllers/forks_controller.rb b/app/controllers/forks_controller.rb
index 141ecf13b..a27f6668d 100644
--- a/app/controllers/forks_controller.rb
+++ b/app/controllers/forks_controller.rb
@@ -12,9 +12,9 @@ class ForksController < ApplicationController
   def authenticate_project!
     if current_user&.id == @project.user_id
       render_result(-1, "自己不能fork自己的项目")
-    elsif ForkUser.exists?(fork_project_id: @project.id, user_id: current_user.id)
-      fork = ForkUser.find_by(fork_project_id: @project.id, user_id: current_user.id)
-      render json: { status: -1, identifier: fork.fork_project&.identifier, message: "fork失败，你已拥有了这个项目" }
+    elsif @project.fork_users.where(user_id: current_user.id).present?
+      fork = @project.fork_users.find_by(user_id: current_user.id)
+      render json: { status: 0, id: fork.fork_project_id,  identifier: fork.fork_project&.identifier, message: "fork失败，你已拥有了这个项目 #{fork.fork_project&.identifier}" }
       return
     elsif Project.exists?(user_id: current_user.id, identifier: @project.identifier)
       render_result(0, "fork失败，你已拥有了这个项目")