diff --git a/postgres/repo.yaml b/postgres/repo.yaml
index 46b1fa9..51675e1 100644
--- a/postgres/repo.yaml
+++ b/postgres/repo.yaml
@@ -9,8 +9,8 @@ fromrepo: {{ salt['pillar.get']('postgres:fromrepo', defaults.postgres.fromrepo)
 
 #Early lookup for system user on MacOS
 {% if grains.os == 'MacOS' %}
-  {% set sysuser = salt['pillar.get']('postgres.user') or salt['cmd.run']("stat -f '%Su' /dev/console") %}
-  {% set sysgroup = salt['pillar.get']('postgres.group') or salt['cmd.run']("stat -f '%Sg' /dev/console") %}
+  {% set sysuser = salt['pillar.get']('postgres.user', salt['cmd.run']("stat -f '%Su' /dev/console")) %}
+  {% set sysgroup = salt['pillar.get']('postgres.group', salt['cmd.run']("stat -f '%Sg' /dev/console")) %}
 user: {{ sysuser }}
 group: {{ sysgroup }}
 {% endif %}