diff --git a/app/controllers/main_controller.rb b/app/controllers/main_controller.rb
index ee34bd7bd..91e5f3669 100644
--- a/app/controllers/main_controller.rb
+++ b/app/controllers/main_controller.rb
@@ -20,12 +20,10 @@ class MainController < ApplicationController
       uid_logger("main start is #{cookies[:_educoder_session]}")
     end
     Rails.logger("params paths is #{params[:path]}")
-    if params[:path].include("h5")
-      path = params[:path].split("/").second
-      if path == "h5"
-        render file: 'public/h5build/index.html', :layout => false
-      end
+    if params[:path].split("/").first == "h5"
+      render file: 'public/h5build/index.html', :layout => false
+    else
+      render file: 'public/react/build/index.html', :layout => false
     end
-    render file: 'public/react/build/index.html', :layout => false
   end
 end
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