diff --git a/roles/phabricator/tasks/main.yml b/roles/phabricator/tasks/main.yml
index 61bdbb6619..f7ba29ead0 100644
--- a/roles/phabricator/tasks/main.yml
+++ b/roles/phabricator/tasks/main.yml
@@ -17,9 +17,11 @@
     - phabricator
 
 - name: create mariadb database
+  delegate_to: "{{ buildmaster_db_host }}"
   mysql_db: login_host={{ mariadb_host }} name={{ phabricator_db_name }}
 
 - name: create mariadb user for phabricator
+  delegate_to: "{{ buildmaster_db_host }}"
   mysql_user: host={{ mariadb_host }} name={{ mariadb_user }} password={{ mariadb_password }} priv={{ phabricator_db_name }}.*:ALL state=present
 
 - name: create phabricator daemon user