diff --git a/nlsr/debian/changelog b/nlsr/debian/changelog
index 2deca8d..7c067fa 100644
--- a/nlsr/debian/changelog
+++ b/nlsr/debian/changelog
@@ -1,3 +1,10 @@
+nlsr (0.5.2-12-g4a90b9ae-ppa1~DISTRO) DISTRO; urgency=low
+
+  * Version based on 4a90b9ae52d35c1940cf25f1178eb5027810bbae
+    (https://github.com/named-data/NLSR)
+
+ -- Alex Afanasyev <aa@cs.fiu.edu>  Sun, 22 Nov 2020 22:17:59 +0000
+
 nlsr (0.5.2-ppa1~DISTRO) DISTRO; urgency=low
 
   * Version based on NLSR-0.5.2 (https://github.com/named-data/NLSR)
diff --git a/nlsr/debian/control b/nlsr/debian/control
index 457f844..68b4fec 100644
--- a/nlsr/debian/control
+++ b/nlsr/debian/control
@@ -3,13 +3,13 @@
 Maintainer: Ashlesh Gawande <agawande@memphis.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 (>= 0.7.0),
+ libndn-cxx-dev (>= 0.7.1),
  libchronosync-dev (>= 0.5.3),
  libpsync-dev (>= 0.2.0),
  libboost-all-dev (>= 1.58.0),
- python-sphinx (>= 1.1.3),
+ python3-sphinx (>= 1.1.3),
  git
 Standards-Version: 3.9.2
 Section: net
diff --git a/nlsr/debian/rules b/nlsr/debian/rules
index 472a2cf..149a19c 100755
--- a/nlsr/debian/rules
+++ b/nlsr/debian/rules
@@ -37,6 +37,8 @@
 	rm -rf .waf3-1*
 	rm -f .waf-tools/*.pyc
 	rm -f docs/*.pyc
+	rm -rf .waf-tools/__pycache__
+	rm -rf docs/__pycache__
 
 override_dh_auto_test: