diff --git a/repo-ng/debian/changelog b/repo-ng/debian/changelog
index 115ba5f..ec90946 100644
--- a/repo-ng/debian/changelog
+++ b/repo-ng/debian/changelog
@@ -1,3 +1,10 @@
+repo-ng (0.0.23-g15f67df-ppa1~DISTRO) DISTRO; urgency=low
+
+  * Version based on 15f67df28d7b90c5d1cd9640de59b5a11c5d23f7
+    (https://github.com/named-data/repo-ng)
+
+ -- Alex Afanasyev <aa@cs.fiu.edu>  Mon, 23 Nov 2020 01:41:37 +0000
+
 repo-ng (0.0.22-g1359cc3-ppa2~DISTRO) DISTRO; urgency=low
 
   * Version based on 1359cc3fff7ed91f0685e0654be83b1de0ae2bcb
diff --git a/repo-ng/debian/control b/repo-ng/debian/control
index 45c9303..5f2aee6 100644
--- a/repo-ng/debian/control
+++ b/repo-ng/debian/control
@@ -3,7 +3,7 @@
 Maintainer: Alexander Afanasyev <alexander.afanasyev@ucla.edu>
 Build-Depends: debhelper (>= 8.0.0),
  dh-systemd (>= 1.5),
- python (>= 2.7.0),
+ python3 (>= 3.5.0),
  pkg-config (>= 0.26),
  libndn-cxx-dev (>= 0.6.6)
 Standards-Version: 3.9.2
diff --git a/repo-ng/debian/rules b/repo-ng/debian/rules
index 2c7b2bf..e97dfa1 100755
--- a/repo-ng/debian/rules
+++ b/repo-ng/debian/rules
@@ -35,5 +35,7 @@
 	rm -rf .waf-1*
 	rm -rf .waf3-1*
 	rm -f .waf-tools/*.pyc
+	rm -rf .waf-tools/__pycache__
+	rm -rf docs/__pycache__
 
 override_dh_auto_test: