diff --git a/docs/getting-started.rst b/docs/getting-started.rst
--- a/docs/getting-started.rst
+++ b/docs/getting-started.rst
@@ -54,7 +54,7 @@
   sudo sh -c 'echo "deb http://apt.postgresql.org/pub/repos/apt/ $(lsb_release -cs)-pgdg main" > /etc/apt/sources.list.d/pgdg.list'
   sudo apt update
   sudo apt install python3 python3-venv libsvn-dev postgresql-10 nodejs \
-                   libsystemd-dev
+                   libsystemd-dev libpython3-dev
 
 Postgres
 ~~~~~~~~