diff --git a/roles/moodle/tasks/install.yml b/roles/moodle/tasks/install.yml
index 00cf13066..5ec80d2dc 100644
--- a/roles/moodle/tasks/install.yml
+++ b/roles/moodle/tasks/install.yml
@@ -134,7 +134,7 @@
     state: started
 
 - name: Create PostgreSQL db user {{ moodle_db_user }}/{{ moodle_db_pass }}
-  postgresql_user:
+  community.postgresql.postgresql_user:
     name: "{{ moodle_db_user }}"    # Admin
     password: "{{ moodle_db_pass }}"    # changeme
     encrypted: yes    # Required by PostgreSQL 10+ e.g. Ubuntu 18.04's PostgreSQL 10.3+, see https://github.com/iiab/iiab/issues/759
@@ -144,7 +144,7 @@
   become_user: postgres
 
 - name: 'Create database: {{ moodle_db_name }}'
-  postgresql_db:
+  community.postgresql.postgresql_db:
     name: "{{ moodle_db_name }}"
     encoding: utf8
     owner: "{{ moodle_db_user }}"