diff --git a/README.md b/README.md
index 697bcff..d23011d 100644
--- a/README.md
+++ b/README.md
@@ -29,6 +29,9 @@ Setup PostgreSQL database
   * [postgres_tls_cert_source](#postgres_tls_cert_source)
   * [postgres_tls_key_source](#postgres_tls_key_source)
   * [postgres_users](#postgres_users)
+  * [postgres_users_extra](#postgres_users_extra)
+  * [postgres_db](#postgres_db)
+  * [postgres_db_extra](#postgres_db_extra)
   * [postgres_hba_entries](#postgres_hba_entries)
   * [postgres_hba_entries_extra](#postgres_hba_entries_extra)
   * [postgres_base_dir](#postgres_base_dir)
@@ -231,6 +234,48 @@ postgres_users:
     pam_user:  defaults to not set
 ```
 
+### postgres_users_extra
+
+#### Default value
+
+```YAML
+postgres_users_extra: []
+```
+
+### postgres_db
+
+#### Default value
+
+```YAML
+postgres_db: []
+```
+
+#### Example usage
+
+```YAML
+postgres_db:
+  - name: "my_app"
+    lc_collate: "en_US.UTF-8"
+    lc_ctype: "en_US.UTF-8"
+    encoding: "UTF-8"
+    template: "template0"
+    login_host: "localhost"
+    login_password: "_omit_"
+    login_user: "{{ postgresql_user }}"
+    login_unix_socket: "_omit_"
+    port: "_omit_"
+    owner: "_omit_"
+    state: "present"
+```
+
+### postgres_db_extra
+
+#### Default value
+
+```YAML
+postgres_db_extra: []
+```
+
 ### postgres_hba_entries
 
 #### Default value
@@ -272,7 +317,7 @@ postgres_hba_entries_extra: []
 #### Default value
 
 ```YAML
-postgres_base_dir: _os-default_
+postgres_base_dir: _osdefault_
 ```
 
 ## Dependencies