diff --git a/debian/changelog b/debian/changelog
index a7b97c6..2d1a8e4 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,3 +1,11 @@
+python-gnuplot (1.8-9) UNRELEASED; urgency=medium
+
+ * Use secure URI in Homepage field.
+ * Bump debhelper from old 12 to 13.
+ * Update standards version to 4.6.2, no changes needed.
+
+ -- Debian Janitor <janitor@jelmer.uk> Wed, 29 Mar 2023 15:05:41 -0000
+
python-gnuplot (1.8-8) unstable; urgency=medium
* debian/control: Add Breaks+Replaces: python-gnuplot. Closes: #936068
diff --git a/debian/control b/debian/control
index b4ab7e6..5d4d161 100644
--- a/debian/control
+++ b/debian/control
@@ -2,14 +2,14 @@ Source: python-gnuplot
Section: python
Priority: optional
Maintainer: Debian Science Maintainers <debian-science-maintainers@lists.alioth.debian.org>
-Build-Depends: debhelper-compat (= 12),
+Build-Depends: debhelper-compat (= 13),
dh-python,
python3-all (>= 3.7.3)
Uploaders: Josue Ortega <josue@debian.org>
Build-Depends-Indep: python3-numpy
-Standards-Version: 4.4.0
+Standards-Version: 4.6.2
XS-Python-Version: all
-Homepage: http://gnuplot-py.sourceforge.net/
+Homepage: https://gnuplot-py.sourceforge.net/
Vcs-Git: https://salsa.debian.org/science-team/python-gnuplot.git
Vcs-Browser: https://salsa.debian.org/science-team/python-gnuplot