diff --git a/debian/freedombox.lintian-overrides b/debian/freedombox.lintian-overrides
index 71564c06f..c7a85c29c 100644
--- a/debian/freedombox.lintian-overrides
+++ b/debian/freedombox.lintian-overrides
@@ -16,15 +16,6 @@ freedombox binary: non-standard-apache2-configuration-name *
 # that requires significant effort.
 freedombox binary: web-application-works-only-with-apache
 
-# Since dpkg 1.20.6, there is support for a flag called remove-on-upgrade in
-# DEBIAN/conffiles. debhelper 13.5+ will generate conffiles with flag from
-# .maintscript instead of using postinst scripts. Lintian does not yet
-# understand this flag and generates several errors. Ignore all errors related
-# to this flag until lintian is fixed.
-freedombox: conffile-is-not-in-package remove-on-upgrade *
-freedombox: non-etc-file-marked-as-conffile remove-on-upgrade *
-freedombox: relative-conffile remove-on-upgrade *
-
 # FreedomBox adds systemd security features for other daemons in Debian. There
 # is no equivalent for this in sysvinit. Sometimes, FreedomBox provide service
 # files for packages that do not provide them. FreedomBox does not support