diff --git a/app/controllers/wechats_controller.rb b/app/controllers/wechats_controller.rb
index 118aea0f2..9afca5c3a 100644
--- a/app/controllers/wechats_controller.rb
+++ b/app/controllers/wechats_controller.rb
@@ -237,7 +237,7 @@ class WechatsController < ActionController::Base
         end
       end
 
-      raise "该二维码已失效!"
+      raise "该二维码已失效"
 
     rescue => e
       logger.error e.inspect
@@ -313,7 +313,7 @@ class WechatsController < ActionController::Base
 
     ps = ProjectsService.new
     status = ps.join_project({invite_code: project.invite_code}, user)
-    if status[:state] != 0
+    if status != 0
       raise ProjectsService::JoinProjectError.message(status)
     end