diff --git a/ndn-tools/Makefile b/ndn-tools/Makefile
index e1cb6c9..db49f39 100644
--- a/ndn-tools/Makefile
+++ b/ndn-tools/Makefile
@@ -11,6 +11,6 @@
 VERSION=0.7.1-28-g5998428e
 
 # PPA version
-PPA_VERSION=1
+PPA_VERSION=2
 
 include ../packaging.mk
diff --git a/ndn-tools/debian/changelog b/ndn-tools/debian/changelog
index 92319ce..13291ad 100644
--- a/ndn-tools/debian/changelog
+++ b/ndn-tools/debian/changelog
@@ -1,3 +1,10 @@
+ndn-tools (0.7.1-28-g5998428e-ppa2~DISTRO) DISTRO; urgency=low
+
+  * Version based on 5998428e9cbb2ad2663a2ce0e0533d7578735dee
+    (https://github.com/named-data/ndn-tools)
+
+ -- Alex Afanasyev <aa@cs.fiu.edu>  Thu, 17 Feb 2022 21:51:49 +0000
+
 ndn-tools (0.7.1-28-g5998428e-ppa1~DISTRO) DISTRO; urgency=low
 
   * Version based on 5998428e9cbb2ad2663a2ce0e0533d7578735dee
diff --git a/ndn-tools/debian/control b/ndn-tools/debian/control
index 3854a39..ed91ede 100644
--- a/ndn-tools/debian/control
+++ b/ndn-tools/debian/control
@@ -2,14 +2,14 @@
 Priority: extra
 Maintainer: Alexander Afanasyev <alexander.afanasyev@ucla.edu>
 Build-Depends: debhelper (>= 8.0.0),
- dh-systemd (>= 1.5),
+ debhelper (>= 9.20160709),
  python3 (>= 3.5.0),
  pkg-config (>= 0.26),
  libpcap-dev,
  python3-sphinx,
  libndn-cxx-dev (>= 0.8.0),
  git
-Standards-Version: 3.9.2
+Standards-Version: 4.5.0
 Section: net
 Homepage: http://github.com/named-data/ndn-tools
 Vcs-Git: git://github.com/named-data/ndn-tools.git
diff --git a/ndnmap-data-collector/Makefile b/ndnmap-data-collector/Makefile
index ba62e47..a61c161 100644
--- a/ndnmap-data-collector/Makefile
+++ b/ndnmap-data-collector/Makefile
@@ -11,6 +11,6 @@
 VERSION=0.1.0-18-gb8e197db
 
 # PPA version
-PPA_VERSION=1
+PPA_VERSION=2
 
 include ../packaging.mk
diff --git a/ndnmap-data-collector/debian/changelog b/ndnmap-data-collector/debian/changelog
index 42c598a..ab8ec64 100644
--- a/ndnmap-data-collector/debian/changelog
+++ b/ndnmap-data-collector/debian/changelog
@@ -1,3 +1,10 @@
+ndnmap-data-collector (0.1.0-18-gb8e197db-ppa2~DISTRO) DISTRO; urgency=low
+
+  * Version based on b8e197dbdbc80c6631e31212278f1b70e9165175
+    (https://github.com/cawka/ndnmapDataCollector)
+
+ -- Alex Afanasyev <aa@cs.fiu.edu>  Thu, 17 Feb 2022 21:56:55 +0000
+
 ndnmap-data-collector (0.1.0-18-gb8e197db-ppa1~DISTRO) DISTRO; urgency=low
 
   * Version based on b8e197dbdbc80c6631e31212278f1b70e9165175
diff --git a/ndnmap-data-collector/debian/control b/ndnmap-data-collector/debian/control
index 29e9cca..a395e78 100644
--- a/ndnmap-data-collector/debian/control
+++ b/ndnmap-data-collector/debian/control
@@ -1,8 +1,7 @@
 Source: ndnmap-data-collector
 Priority: extra
 Maintainer: John DeHart <jdd@wustl.edu>
-Build-Depends: debhelper (>= 8.0.0),
- dh-systemd (>= 1.5),
+Build-Depends: debhelper (>= 9.20160709),
  python3 (>= 3.5.0),
  pkg-config (>= 0.26),
  libndn-cxx-dev (>= 0.8.0)
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
diff --git a/nfd/Makefile b/nfd/Makefile
index 67439b6..18b7ea7 100644
--- a/nfd/Makefile
+++ b/nfd/Makefile
@@ -11,6 +11,6 @@
 VERSION=22.02
 
 # PPA version
-PPA_VERSION=1
+PPA_VERSION=2
 
 include ../packaging.mk
diff --git a/nfd/debian/changelog b/nfd/debian/changelog
index 4bd02b3..f94f1d4 100644
--- a/nfd/debian/changelog
+++ b/nfd/debian/changelog
@@ -1,3 +1,9 @@
+nfd (22.02-ppa2~DISTRO) DISTRO; urgency=low
+
+  * Version based on NFD-22.02 (https://github.com/named-data/NFD.git)
+
+ -- Alex Afanasyev <aa@cs.fiu.edu>  Thu, 17 Feb 2022 21:54:44 +0000
+
 nfd (22.02-ppa1~DISTRO) DISTRO; urgency=low
 
   * Version based on NFD-22.02 (https://github.com/named-data/NFD.git)
diff --git a/nfd/debian/control b/nfd/debian/control
index badd4f3..b625e26 100644
--- a/nfd/debian/control
+++ b/nfd/debian/control
@@ -1,8 +1,7 @@
 Source: nfd
 Priority: extra
 Maintainer: Alexander Afanasyev <alexander.afanasyev@ucla.edu>
-Build-Depends: debhelper (>= 8.0.0),
- dh-systemd (>= 1.5),
+Build-Depends: debhelper (>= 9.20160709),
  python3 (>= 3.5.0),
  pkg-config (>= 0.26),
  libndn-cxx-dev (>= 0.8.0),
diff --git a/nlsr/Makefile b/nlsr/Makefile
index c127d1f..6f84fce 100644
--- a/nlsr/Makefile
+++ b/nlsr/Makefile
@@ -11,6 +11,6 @@
 VERSION=0.6.0-15-ga3a63975
 
 # PPA version
-PPA_VERSION=1
+PPA_VERSION=2
 
 include ../packaging.mk
diff --git a/nlsr/debian/changelog b/nlsr/debian/changelog
index 95a8d56..ae2e513 100644
--- a/nlsr/debian/changelog
+++ b/nlsr/debian/changelog
@@ -1,3 +1,10 @@
+nlsr (0.6.0-15-ga3a63975-ppa2~DISTRO) DISTRO; urgency=low
+
+  * Version based on a3a63975d13bcdf3a6851dcd8f9413049fb62c7d
+    (https://github.com/named-data/NLSR)
+
+ -- Alex Afanasyev <aa@cs.fiu.edu>  Thu, 17 Feb 2022 21:59:35 +0000
+
 nlsr (0.6.0-15-ga3a63975-ppa1~DISTRO) DISTRO; urgency=low
 
   * Version based on a3a63975d13bcdf3a6851dcd8f9413049fb62c7d
diff --git a/nlsr/debian/control b/nlsr/debian/control
index 2fa391c..cf63d0e 100644
--- a/nlsr/debian/control
+++ b/nlsr/debian/control
@@ -1,8 +1,7 @@
 Source: nlsr
 Priority: extra
 Maintainer: Ashlesh Gawande <agawande@memphis.edu>
-Build-Depends: debhelper (>= 8.0.0),
- dh-systemd (>= 1.5),
+Build-Depends: debhelper (>= 9.20160709),
  python3 (>= 3.5.0),
  pkg-config (>= 0.26),
  libndn-cxx-dev (>= 0.8.0),
@@ -11,7 +10,7 @@
  libboost-all-dev (>= 1.58.0),
  python3-sphinx (>= 1.1.3),
  git
-Standards-Version: 3.9.2
+Standards-Version: 4.5.0
 Section: net
 Homepage: http://redmine.named-data.net/projects/nlsr/wiki/
 Vcs-Git: git://github.com/named-data/NLSR.git
diff --git a/repo-ng/Makefile b/repo-ng/Makefile
index 1183540..12884be 100644
--- a/repo-ng/Makefile
+++ b/repo-ng/Makefile
@@ -11,6 +11,6 @@
 VERSION=0.0.24-g333e3ebfb
 
 # PPA version
-PPA_VERSION=1
+PPA_VERSION=2
 
 include ../packaging.mk
diff --git a/repo-ng/debian/changelog b/repo-ng/debian/changelog
index de87480..97ba18e 100644
--- a/repo-ng/debian/changelog
+++ b/repo-ng/debian/changelog
@@ -1,3 +1,10 @@
+repo-ng (0.0.24-g333e3ebfb-ppa2~DISTRO) DISTRO; urgency=low
+
+  * Version based on 333e3ebfb537d5aca977478f363e5d32a74b7be5
+    (https://github.com/named-data/repo-ng)
+
+ -- Alex Afanasyev <aa@cs.fiu.edu>  Thu, 17 Feb 2022 21:57:53 +0000
+
 repo-ng (0.0.24-g333e3ebfb-ppa1~DISTRO) DISTRO; urgency=low
 
   * Version based on 333e3ebfb537d5aca977478f363e5d32a74b7be5
diff --git a/repo-ng/debian/control b/repo-ng/debian/control
index 621a8f9..e8e7da7 100644
--- a/repo-ng/debian/control
+++ b/repo-ng/debian/control
@@ -1,8 +1,7 @@
 Source: repo-ng
 Priority: extra
 Maintainer: Alexander Afanasyev <alexander.afanasyev@ucla.edu>
-Build-Depends: debhelper (>= 8.0.0),
- dh-systemd (>= 1.5),
+Build-Depends: debhelper (>= 9.20160709),
  python3 (>= 3.5.0),
  pkg-config (>= 0.26),
  libndn-cxx-dev (>= 0.8.0)