diff --git a/app/models/post/template_field.rb b/app/models/post/template_field.rb
index 1090646..72f7310 100644
--- a/app/models/post/template_field.rb
+++ b/app/models/post/template_field.rb
@@ -217,7 +217,7 @@ class Post
                   sv[subattr]
                 end
               else
-                tv[subattr]
+                tv.try :dig, subattr
               end
             end
           else