diff --git a/debian/compat b/debian/compat
deleted file mode 100644
index 45a4fb7..0000000
--- a/debian/compat
+++ /dev/null
@@ -1 +0,0 @@
-8
diff --git a/debian/control b/debian/control
index d51e759..975d77b 100644
--- a/debian/control
+++ b/debian/control
@@ -1,9 +1,9 @@
 Source: tlssled
 Section: net
-Priority: extra
+Priority: optional
 Maintainer: Kali Developers <devel@kali.org>
-Build-Depends: debhelper (>= 8.0.0)
-Standards-Version: 3.9.3
+Build-Depends: debhelper-compat (= 13)
+Standards-Version: 4.5.1
 Homepage: http://www.taddong.com/en/lab.html
 Vcs-Git: https://gitlab.com/kalilinux/packages/tlssled.git
 Vcs-Browser: https://gitlab.com/kalilinux/packages/tlssled
diff --git a/debian/copyright b/debian/copyright
index 405c74a..2dd4b85 100644
--- a/debian/copyright
+++ b/debian/copyright
@@ -1,4 +1,4 @@
-Format: http://www.debian.org/doc/packaging-manuals/copyright-format/1.0/
+Format: https://www.debian.org/doc/packaging-manuals/copyright-format/1.0/
 Upstream-Name: tlssled
 Source: http://www.taddong.com/en/lab.html
 
diff --git a/debian/watch b/debian/watch
index 64fda56..46e6069 100644
--- a/debian/watch
+++ b/debian/watch
@@ -1,3 +1,3 @@
-version=3
+version=4
 
 http://www.taddong.com/en/lab.html ../tools/TLSSLed_v([\d\.]+)\.(?:tgz|tbz2|txz|tar\.gz|tar\.bz2|tar\.xz|sh)