diff --git a/debian/control b/debian/control
index 0dd64a6..2abf286 100644
--- a/debian/control
+++ b/debian/control
@@ -6,7 +6,7 @@ Build-Depends: debhelper-compat (= 13)
 Vcs-Browser: https://salsa.debian.org/debian/mu-cite
 Vcs-Git: https://salsa.debian.org/debian/mu-cite.git
 Homepage: https://github.com/cvs-m17n-org/MU-CITE
-Standards-Version: 4.5.1
+Standards-Version: 4.6.2
 Rules-Requires-Root: no
 
 Package: mu-cite
diff --git a/debian/postinst b/debian/postinst
deleted file mode 100644
index ec73b41..0000000
--- a/debian/postinst
+++ /dev/null
@@ -1,3 +0,0 @@
-#!/bin/sh
-set -e
-#DEBHELPER#
diff --git a/debian/prerm b/debian/prerm
deleted file mode 100644
index ec73b41..0000000
--- a/debian/prerm
+++ /dev/null
@@ -1,3 +0,0 @@
-#!/bin/sh
-set -e
-#DEBHELPER#