diff --git a/ndns/Makefile b/ndns/Makefile
index e772f81..c6477a6 100644
--- a/ndns/Makefile
+++ b/ndns/Makefile
@@ -11,6 +11,6 @@
 VERSION=0.0.13-g81e9876da
 
 # PPA version
-PPA_VERSION=1
+PPA_VERSION=2
 
 include ../packaging.mk
diff --git a/ndns/debian/changelog b/ndns/debian/changelog
index 6f6d47a..3d15dab 100644
--- a/ndns/debian/changelog
+++ b/ndns/debian/changelog
@@ -1,3 +1,10 @@
+ndns (0.0.13-g81e9876da-ppa2~DISTRO) DISTRO; urgency=low
+
+  * Version based on 81e9876da59c43d425d890d8231bd1c3e7e2a9fa
+    (https://github.com/named-data/ndns)
+
+ -- Alex Afanasyev <aa@cs.fiu.edu>  Thu, 17 Feb 2022 22:00:37 +0000
+
 ndns (0.0.13-g81e9876da-ppa1~DISTRO) DISTRO; urgency=low
 
   * Version based on 81e9876da59c43d425d890d8231bd1c3e7e2a9fa
diff --git a/ndns/debian/control b/ndns/debian/control
index 280fd93..2d2dde6 100644
--- a/ndns/debian/control
+++ b/ndns/debian/control
@@ -1,12 +1,11 @@
 Source: ndns
 Priority: extra
 Maintainer: Alexander Afanasyev <alexander.afanasyev@ucla.edu>
-Build-Depends: debhelper (>= 8.0.0),
- dh-systemd (>= 1.5),
+Build-Depends: debhelper (>= 9.20160709),
  python (>= 2.7.0),
  pkg-config (>= 0.26),
  libndn-cxx-dev (>= 0.8.0)
-Standards-Version: 3.9.2
+Standards-Version: 4.5.0
 Section: net
 Homepage: http://github.com/named-data/ndns
 Vcs-Git: git://github.com/named-data/ndns.git