diff --git a/packages/postgresql-13/apt b/packages/postgresql-13/apt
new file mode 100755
index 0000000..f91671d
--- /dev/null
+++ b/packages/postgresql-13/apt
@@ -0,0 +1,9 @@
+#!/bin/sh
+{
+sudo apt-get -q update
+sudo apt-get -qy install gnupg2
+curl -fsSL https://www.postgresql.org/media/keys/ACCC4CF8.asc | sudo gpg --dearmor -o /etc/apt/trusted.gpg.d/postgresql.gpg
+echo "deb http://apt.postgresql.org/pub/repos/apt/ `lsb_release -cs`-pgdg main" | sudo tee /etc/apt/sources.list.d/pgdg.list
+sudo apt-get -q update
+} >&2
+echo postgresql-13 postgresql-client-13