diff --git a/README.md b/README.md
index 73f9c5d..b761725 100644
--- a/README.md
+++ b/README.md
@@ -22,6 +22,7 @@ Install and configure Postgresql
 | postgresql_config                  | dict  | no       |        | add option config file                              |
 | postgresql_databases               | array | no       |        | the database to manage                              |
 | postgresql_users                   | array | no       |        | the users to manage                                 |
+| postgresql_hba                     | array | no       |        | the hba authorizations                              |
 
 ### postgresql_config
 
@@ -79,6 +80,27 @@ Example:
     state: present
 ```
 
+### postgresql_hba
+
+| Name      | Type  | Required | Default | Comment                                               |
+|-----------|-------|----------|---------|-------------------------------------------------------|
+| type      | str   | yes      |         | connection type (host, hostssl, local)                |
+| databases | array | yes      |         | array with the database names or all string           |
+| users     | array | yes      |         | array with the user names or all string               |
+| subnet    | str   | no       |         | allow subnet, not require if type is local            |
+| method    | str   | yes      |         | auth method (trust, md5, ...)                         |
+
+Example:
+
+```
+  - type: hostssl
+    databases:
+      - myappli
+    users: all
+    subnet: samenet
+    method: md5
+```
+
 ## How to use
 
 ```
diff --git a/defaults/main.yml b/defaults/main.yml
index 5ce1eac..271af20 100644
--- a/defaults/main.yml
+++ b/defaults/main.yml
@@ -4,6 +4,7 @@ postgresql_use_official_repository: false
 postgresql_primary: false
 postgresql_databases: []
 postgresql_users: []
+postgresql_hba: []
 postgresql_config: {}
 postgresql_config_default:
   data_directory: '/var/lib/postgresql/{{ postgresql_version }}/main'
@@ -22,7 +23,7 @@ postgresql_config_default:
   min_wal_size: 80MB
   log_line_prefix: '%m [%p] %q%u@%d'
   log_timezone: Etc/UTC
-  cluster_name: '{{ postgresql_version }}/main'
+  cluster_name: '{{ postgresql_version }}/main'
   stats_temp_directory: '/var/run/postgresql/{{ postgresql_version }}-main.pg_stat_tmp'
   datestyle: iso, mdy
   timezone: Etc/UTC