diff --git a/ndn-tools/debian/changelog b/ndn-tools/debian/changelog
index dd0b6c4..c4ef9ba 100644
--- a/ndn-tools/debian/changelog
+++ b/ndn-tools/debian/changelog
@@ -1,3 +1,10 @@
+ndn-tools (0.7.1-ppa1~DISTRO) DISTRO; urgency=low
+
+  * Version based on ndn-tools-0.7.1 (https://github.com/named-data/ndn-
+    tools)
+
+ -- Alex Afanasyev <aa@cs.fiu.edu>  Sun, 22 Nov 2020 22:15:23 +0000
+
 ndn-tools (0.7-1-g7d14815a-ppa3~DISTRO) DISTRO; urgency=low
 
   * Version based on 7d14815aaf5848ad8cdcd4c8aa20f1fef2cbaa38
diff --git a/ndn-tools/debian/control b/ndn-tools/debian/control
index 46a5504..d8b72cd 100644
--- a/ndn-tools/debian/control
+++ b/ndn-tools/debian/control
@@ -3,11 +3,11 @@
 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),
  libpcap-dev,
- python-sphinx,
- libndn-cxx-dev (>= 0.7.0),
+ python3-sphinx,
+ libndn-cxx-dev (>= 0.7.1),
  git
 Standards-Version: 3.9.2
 Section: net
diff --git a/ndn-tools/debian/rules b/ndn-tools/debian/rules
index c0d37c1..20128ae 100755
--- a/ndn-tools/debian/rules
+++ b/ndn-tools/debian/rules
@@ -35,5 +35,8 @@
 	rm -rf .waf3-1*
 	rm -f .waf-tools/*.pyc
 	rm -Rf manpages/*.pyc
+	rm -rf .waf-tools/__pycache__
+	rm -rf docs/__pycache__
+	rm -rf manpages/__pycache__
 
 override_dh_auto_test: