diff --git a/.gitignore b/.gitignore
index 8850587..dc40a00 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,5 +1,20 @@
-# Emacs
+# Backup files
 *~
+*.bak
+*.orig
+*.rej
+
+# Waf build system
+/build/
+.waf-*-*/
+.waf3-*-*/
+.lock-waf*
+
+# Compiled python code
+__pycache__/
+*.py[cod]
+
+# Emacs
 \#*\#
 /.emacs.desktop
 /.emacs.desktop.lock
@@ -15,15 +30,5 @@
 .LSOverride
 ._*
 
-# Waf build system
-/build/
-.waf-*-*/
-.waf3-*-*/
-.lock-waf*
-
-# Compiled python code
-__pycache__/
-*.py[cod]
-
 # Other
 /VERSION.info
diff --git a/.jenkins.d/00-deps.sh b/.jenkins.d/00-deps.sh
index 2cda8fc..9a2b436 100755
--- a/.jenkins.d/00-deps.sh
+++ b/.jenkins.d/00-deps.sh
@@ -2,7 +2,8 @@
 set -eo pipefail
 
 APT_PKGS=(
-    build-essential
+    dpkg-dev
+    g++
     libboost-chrono-dev
     libboost-date-time-dev
     libboost-dev
@@ -16,7 +17,7 @@
     libsqlite3-dev
     libssl-dev
     pkg-config
-    python3-minimal
+    python3
 )
 FORMULAE=(boost openssl pkg-config)
 PIP_PKGS=()
diff --git a/INSTALL.md b/INSTALL.md
index 8b45bcf..08070d0 100644
--- a/INSTALL.md
+++ b/INSTALL.md
@@ -10,9 +10,11 @@
 To build in a terminal, change to the directory containing the repo-ng repository.
 Then enter:
 
-    ./waf configure
-    ./waf
-    sudo ./waf install
+```shell
+./waf configure
+./waf
+sudo ./waf install
+```
 
 This builds and installs `ndn-repo-ng` and related tools.
 
diff --git a/README.md b/README.md
index 1260249..41fd85c 100644
--- a/README.md
+++ b/README.md
@@ -1,7 +1,7 @@
 # repo-ng: Next generation NDN repository
 
-[![CI](https://github.com/named-data/repo-ng/actions/workflows/ci.yml/badge.svg)](https://github.com/named-data/repo-ng/actions/workflows/ci.yml)
 ![Language](https://img.shields.io/badge/C%2B%2B-17-blue)
+[![CI](https://github.com/named-data/repo-ng/actions/workflows/ci.yml/badge.svg)](https://github.com/named-data/repo-ng/actions/workflows/ci.yml)
 
 **repo-ng** is an implementation of a Named Data Networking (NDN) data repository,
 and follows the [Repo protocol](https://redmine.named-data.net/projects/repo-ng/wiki/Repo_Protocol_Specification).