diff --git a/app/controllers/competition_infos_controller.rb b/app/controllers/competition_infos_controller.rb
index 54298f37..80f1baa6 100644
--- a/app/controllers/competition_infos_controller.rb
+++ b/app/controllers/competition_infos_controller.rb
@@ -1,6 +1,6 @@
 class CompetitionInfosController < ApplicationController
   include ApplicationHelper
-  before_action :find_competition, only: [:show, :enroll, :upload, :enroll_status, :statistics, :enroll_list]
+  before_action :find_competition, only: [:show, :update, :enroll, :upload, :enroll_status, :statistics, :enroll_list]
   before_action :require_admin, only: [:index, :new, :edit, :create, :update]
 
   def index
@@ -34,7 +34,7 @@ class CompetitionInfosController < ApplicationController
 
   # PATCH/PUT /competition_infos/1.json
   def update
-    @competition_info = CompetitionInfo.find params[:id]
+    # @competition_info = CompetitionInfo.find params[:id]
     respond_to do |format|
       if @competition_info.update(competition_info_params)
         format.html { redirect_to competition_infos_path, notice: '更新成功.' }