diff --git a/templates/postgresql.conf-13.j2 b/templates/postgresql.conf-13.j2
index d601d9f8..3da3cda7 100644
--- a/templates/postgresql.conf-13.j2
+++ b/templates/postgresql.conf-13.j2
@@ -89,7 +89,7 @@ tcp_user_timeout = {{ postgresql_tcp_user_timeout }}                   # TCP_USE
 # - Authentication -
 
 authentication_timeout = {{ postgresql_authentication_timeout }}		# 1s-600s
-password_encryption = {{ 'on' if postgresql_password_encryption else 'off' }}		# md5 or scram-sha-256
+password_encryption = {{ postgresql_password_encryption|default('off') }}		# md5 or scram-sha-256
 db_user_namespace = {{ 'on' if postgresql_db_user_namespace else 'off' }}
 
 # GSSAPI using Kerberos
diff --git a/vars/jammy.yml b/vars/jammy.yml
new file mode 100644
index 00000000..57176995
--- /dev/null
+++ b/vars/jammy.yml
@@ -0,0 +1,3 @@
+---
+# PostgreSQL vars for Ubuntu Jammy (22.04LTS)
+postgresql_systemctl_path: /bin