diff --git a/debian/changelog b/debian/changelog
index 8edc397..417dd80 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,3 +1,12 @@
+golang-github-svent-go-nbreader (0~20150201-4) UNRELEASED; urgency=low
+
+  * Bump debhelper from old 11 to 12.
+  * Set debhelper-compat version in Build-Depends.
+  * Set upstream metadata fields: Bug-Database, Bug-Submit, Repository,
+    Repository-Browse.
+
+ -- Debian Janitor <janitor@jelmer.uk>  Tue, 16 Jun 2020 04:08:20 -0000
+
 golang-github-svent-go-nbreader (0~20150201-3) unstable; urgency=medium
 
   [ Paul Tagliamonte ]
diff --git a/debian/compat b/debian/compat
deleted file mode 100644
index b4de394..0000000
--- a/debian/compat
+++ /dev/null
@@ -1 +0,0 @@
-11
diff --git a/debian/control b/debian/control
index e5ee3da..89d99dd 100644
--- a/debian/control
+++ b/debian/control
@@ -3,7 +3,7 @@
 Priority: optional
 Maintainer: Debian Go Packaging Team <team+pkg-go@tracker.debian.org>
 Uploaders: ChangZhuo Chen (陳昌倬) <czchen@debian.org>
-Build-Depends: debhelper (>=11~),
+Build-Depends: debhelper-compat (= 12),
                dh-golang,
                golang-any
 Standards-Version: 4.2.1
diff --git a/debian/upstream/metadata b/debian/upstream/metadata
new file mode 100644
index 0000000..2d1ee8f
--- /dev/null
+++ b/debian/upstream/metadata
@@ -0,0 +1,5 @@
+---
+Bug-Database: https://github.com/svent/go-nbreader/issues
+Bug-Submit: https://github.com/svent/go-nbreader/issues/new
+Repository: https://github.com/svent/go-nbreader.git
+Repository-Browse: https://github.com/svent/go-nbreader