diff --git a/data/conf/dovecot/dovecot.conf b/data/conf/dovecot/dovecot.conf
index d5327f9a..e4adb5a3 100644
--- a/data/conf/dovecot/dovecot.conf
+++ b/data/conf/dovecot/dovecot.conf
@@ -27,7 +27,7 @@ mail_attachment_min_size = 128k
 # Significantly speeds up very large mailboxes, but is only safe to enable if
 # you do not manually modify the files in the `cur` directories in
 # mailcowdockerized_vmail-vol-1.
-# https://mailcow.github.io/mailcow-dockerized-docs/u_e-dovecot-perf/
+# https://docs.mailcow.email/manual-guides/Dovecot/u_e-dovecot-performance/
 maildir_very_dirty_syncs = yes
 
 # Dovecot 2.2