diff --git a/app/controllers/discusses_controller.rb b/app/controllers/discusses_controller.rb
index 93cf90780..1d3b524f4 100644
--- a/app/controllers/discusses_controller.rb
+++ b/app/controllers/discusses_controller.rb
@@ -9,12 +9,12 @@ class DiscussesController < ApplicationController
     # 总数，分页使用
     if current_user.admin?
       @disscuss_count = Discuss.where(:dis_id => @container.id, :dis_type => @container.class.to_s, :root_id => nil).count
-      @discusses = Discuss.limit(LIMIT).where(:dis_id => dis_id, :dis_type => dis_type,
+      @discusses = Discuss.limit(LIMIT).where(:dis_id => @container.id, :dis_type => @container.class.to_s,
                                              :root_id => nil).includes(:user, :praise_tread).offset(offset)
     else
       disscusses = Discuss.where("dis_id = :dis_id and dis_type = :dis_type and root_id is null and
                                       (hidden = :hidden or user_id = :user_id)",
-                                 {dis_id: dis_id, dis_type: dis_type, hidden: false, user_id: current_user.id})
+                                 {dis_id: @container.id, dis_type: @container.class.to_s, hidden: false, user_id: current_user.id})
       @disscuss_count = disscusses.count
       @discusses = disscusses.limit(LIMIT).includes(:user, :praise_tread).offset(offset)
     end
@@ -35,7 +35,7 @@ class DiscussesController < ApplicationController
       @discuss = Discuss.create!(:dis_id => params[:container_id], :dis_type => params[:container_type],
                                  :content => params[:content].gsub("&nbsp\;", "").strip, :user_id => current_user.id,
                                  :praise_count => 0, :position => params[:position], :challenge_id => params[:challenge_id],
-                                 :hidden => current_user.admin?)
+                                 :hidden => !current_user.admin?) # 管理员回复的能够显示
     rescue Exception => e
       uid_logger_error("create discuss failed : #{e.message}")
       raise Educoder::TipException.new("评论异常")