diff --git a/django/contrib/comments/templates/comments/400-debug.html b/django/contrib/comments/templates/comments/400-debug.html
index adb08a16d0..3c4532b9b0 100644
--- a/django/contrib/comments/templates/comments/400-debug.html
+++ b/django/contrib/comments/templates/comments/400-debug.html
@@ -37,7 +37,7 @@
     The comment you tried to post to this view wasn't saved because something
     tampered with the security information in the comment form. The message
     above should explain the problem, or you can check the <a
-    href="http://www.djangoproject.com/documentation/comments/">comment
+    href="http://docs.djangoproject.com/en/dev/ref/contrib/comments/">comment
     documentation</a> for more help.
     </p>
   </div>