diff --git a/app/controllers/games_controller.rb b/app/controllers/games_controller.rb
index 78f665b3d..5a86fa06e 100644
--- a/app/controllers/games_controller.rb
+++ b/app/controllers/games_controller.rb
@@ -60,7 +60,7 @@ class GamesController < ApplicationController
                   praise_count: praise_count, user_praise: user_praise, time_limit: time_limit,
                   tomcat_url: edu_setting('cloud_tomcat_php'), is_teacher: is_teacher,
                   myshixun_manager: myshixun_manager, git_url: (@shixun.vnc ? repo_url(@myshixun.repo_path) : "")}
-    if @shixun.vnc
+    if @shixun.vnc && @st == 0
       get_vnc_link(@game)
     end
 
diff --git a/app/views/games/show.json.jbuilder b/app/views/games/show.json.jbuilder
index 048188746..7c9d1f22a 100644
--- a/app/views/games/show.json.jbuilder
+++ b/app/views/games/show.json.jbuilder
@@ -1,7 +1,7 @@
 json.(@base_date, :st, :discusses_count, :game_count, :record_onsume_time, :prev_game, :next_game, :praise_count,
     :user_praise, :time_limit, :tomcat_url, :is_teacher, :myshixun_manager, :game, :challenge,
     :shixun, :myshixun, :git_url)
-if @shixun.vnc
+if @shixun.vnc && @st == 0
   json.vnc_url @vnc_url
   json.vnc_evaluate @vnc_evaluate
 end