diff --git a/app/helpers/application_helper.rb b/app/helpers/application_helper.rb
index 511266ba1..2c427bbea 100644
--- a/app/helpers/application_helper.rb
+++ b/app/helpers/application_helper.rb
@@ -3246,12 +3246,12 @@ end
 
 #获取所有子节点
 def get_all_children result, jour
-  if jour.kind_of? JournalsForMessage
+  if jour.kind_of? Message
     jour.children.includes(:author, :praise_tread_cache).each do |jour_child|
       result << jour_child
       get_all_children result, jour_child
     end
-  elsif (jour.kind_of? Message) || (jour.kind_of? BlogComment) || (jour.kind_of? OrgDocumentComment)
+  elsif (jour.kind_of? JournalsForMessage) || (jour.kind_of? BlogComment) || (jour.kind_of? OrgDocumentComment)
     jour.children.each do |jour_child|
       result << jour_child
       get_all_children result, jour_child