diff --git a/docs/developer-setup.rst b/docs/developer-setup.rst
--- a/docs/developer-setup.rst
+++ b/docs/developer-setup.rst
@@ -24,9 +24,9 @@
 Software Heritage requires some dependencies that are usually packaged by your
 package manager. On Debian/Ubuntu-based distributions::
 
-  sudo apt install lsb-release wget
+  sudo apt install lsb-release wget apt-transport-https
   sudo wget https://www.postgresql.org/media/keys/ACCC4CF8.asc -O /etc/apt/trusted.gpg.d/postgresql.asc
-  echo "deb http://apt.postgresql.org/pub/repos/apt/ $(lsb_release -cs)-pgdg main" | sudo tee -a /etc/apt/sources.list.d/pgdg.list
+  echo "deb https://apt.postgresql.org/pub/repos/apt/ $(lsb_release -cs)-pgdg main" | sudo tee -a /etc/apt/sources.list.d/pgdg.list
   sudo wget https://downloads.apache.org/cassandra/KEYS -O /etc/apt/trusted.gpg.d/cassandra.asc
   echo "deb https://downloads.apache.org/cassandra/debian 40x main" | sudo tee -a /etc/apt/sources.list.d/cassandra.list
   sudo apt update
@@ -36,7 +36,7 @@
       libpython3-dev libsystemd-dev libsvn-dev libffi-dev librdkafka-dev \
       fuse3 libfuse3-dev libcmph-dev libleveldb-dev \
       git myrepos \
-      postgresql-autodoc graphviz plantuml inkscape \
+      graphviz plantuml inkscape \
       postgresql libpq-dev cassandra
 
 .. Note:: Python 3.7 or newer is required
@@ -75,6 +75,9 @@
   sudo apt update
   sudo apt install elasticsearch
 
+If you intend to build the full |swh| documentation, the ``postgresql-autodoc`` utility must
+also be installed, follow these `instructions <https://github.com/cbbrowne/autodoc#installation>`_
+to do so.
 
 .. _checkout-source-code: