diff --git a/README.md b/README.md
index d7dbe64..204bb97 100644
--- a/README.md
+++ b/README.md
@@ -24,6 +24,7 @@ Install and configure Postgresql
 | postgresql_users                   | dict  | no       |        | the users to manage                                 |
 | postgresql_privileges              | array | no       |        | set the privileges for roles                        |
 | postgresql_hba                     | array | no       |        | the hba authorizations                              |
+| postgresql_role_memberships        | dict  | no       |        | add membership in a role group                      |
 
 ### postgresql_config
 
@@ -124,6 +125,24 @@ Example:
     method: md5
 ```
 
+### postgresql_role_memberships
+
+| Name      | Type  | Required | Default | Comment                                 |
+|-----------|-------|----------|---------|-----------------------------------------|
+| key       | str   | yes      |         | the group role name                     |
+| roles     | array | yes      |         | the roles name to add in the role group |
+| state     | str   | no       | present | if absent the memberships are deleted   |
+
+Example:
+
+```
+  postgres:
+    roles:
+      - myuser
+    state: present
+```
+
+
 ## How to use
 
 ```
diff --git a/defaults/main.yml b/defaults/main.yml
index 271af20..9adc014 100644
--- a/defaults/main.yml
+++ b/defaults/main.yml
@@ -5,6 +5,7 @@ postgresql_primary: false
 postgresql_databases: []
 postgresql_users: []
 postgresql_hba: []
+postgresql_role_memberships: {}
 postgresql_config: {}
 postgresql_config_default:
   data_directory: '/var/lib/postgresql/{{ postgresql_version }}/main'
diff --git a/tasks/main.yml b/tasks/main.yml
index 78341dc..12edc0c 100644
--- a/tasks/main.yml
+++ b/tasks/main.yml
@@ -83,3 +83,16 @@
   become_user: postgres
   when: postgresql_primary
   tags: postgresql
+
+- name: manage role membership
+  community.postgresql.postgresql_membership:
+    groups: '{{ item.key }}'
+    target_roles: '{{ item.value.roles }}'
+    state: '{{ item.value.state|default("present") }}'
+  loop: '{{ postgresql_role_memberships|dict2items }}'
+  loop_control:
+    label: '{{ item.key }}'
+  become: true
+  become_user: postgres
+  when: postgresql_primary
+  tags: postgresql