diff --git a/roles/postgresql/tasks/main.yml b/roles/postgresql/tasks/main.yml
index a5b644420..ca6196cc3 100644
--- a/roles/postgresql/tasks/main.yml
+++ b/roles/postgresql/tasks/main.yml
@@ -48,15 +48,21 @@
   when: is_debuntu
 
 - name: Initialize the postgres db (debuntu)
-  command: su - postgres -c "/usr/lib/postgresql/{{ postgresql_version }}/bin/initdb -E 'UTF-8' --locale={{ postgresql_locale }} -D /library/pgsql-iiab"
+  #command: su - postgres -c "/usr/lib/postgresql/{{ postgresql_version }}/bin/initdb -E 'UTF-8' --locale={{ postgresql_locale }} -D /library/pgsql-iiab"
+  command: /usr/lib/postgresql/{{ postgresql_version }}/bin/initdb -E 'UTF-8' --locale={{ postgresql_locale }} -D /library/pgsql-iiab
   args:
     creates: /library/pgsql-iiab/pg_hba.conf
+  become: yes
+  become_user: postgres
   when: is_debuntu
 
 - name: Initialize the postgres db (OS's other than debuntu)
-  command: su - postgres -c "/usr/bin/initdb -E 'UTF-8' --lc-collate={{ postgresql_locale }} --lc-ctype={{ postgresql_locale }} -D /library/pgsql-iiab"
+  #command: su - postgres -c "/usr/bin/initdb -E 'UTF-8' --lc-collate={{ postgresql_locale }} --lc-ctype={{ postgresql_locale }} -D /library/pgsql-iiab"
+  command: /usr/bin/initdb -E 'UTF-8' --lc-collate={{ postgresql_locale }} --lc-ctype={{ postgresql_locale }} -D /library/pgsql-iiab
   args:
     creates: /library/pgsql-iiab/pg_hba.conf
+  become: yes
+  become_user: postgres
   when: not is_debuntu
 
 - name: Configure PostgreSQL