diff --git a/vars/main.yml b/vars/main.yml
index aad2204..92477b9 100644
--- a/vars/main.yml
+++ b/vars/main.yml
@@ -6,7 +6,7 @@ __postgres_service_file: "/usr/lib/systemd/system/{{ __postgres_daemon }}.servic
 __postgres_packages:
   - "{{ __postgres_packagename }}"
   - "{{ __postgres_packagename }}-server"
-__postgres_data_dir: "/var/lib/pgsql/{{ __postgres_version }}/data"
+__postgres_data_dir: "{{ postgres_base_dir | default('/var/lib/pgsql/' + __postgres_version) }}/data"
 __postgres_config_path: "{{ __postgres_data_dir }}"
 __postgres_tls_key_path: "{{ __postgres_data_dir }}/tls/key/{{ postgres_tls_key_filename }}"
 __postgres_tls_cert_path: "{{ __postgres_data_dir }}/tls/certs/{{ postgres_tls_cert_filename }}"