diff --git a/app/models/post.rb b/app/models/post.rb
index bd80b2c..e2950a8 100644
--- a/app/models/post.rb
+++ b/app/models/post.rb
@@ -232,6 +232,13 @@ class Post
     date_to_time!
     clean_content!
     slugify_title!
+    remove_empty_front_matter!
+  end
+
+  def remove_empty_front_matter!
+    @front_matter.delete_if do |k,v|
+      v.blank?
+    end
   end
 
   # Aplica limpiezas básicas del contenido