diff --git a/boards/models/post.py b/boards/models/post.py
--- a/boards/models/post.py
+++ b/boards/models/post.py
@@ -209,7 +209,6 @@ class Post(models.Model, Viewable):
 
         return self.get_thread().get_opening_post_id() == self.id
 
-    @utils.cached_result()
     def get_url(self):
         """
         Gets full url to the post.