diff --git a/roles/koji_hub/templates/hub.conf.j2 b/roles/koji_hub/templates/hub.conf.j2
index 337f6ce05b..6247188d18 100644
--- a/roles/koji_hub/templates/hub.conf.j2
+++ b/roles/koji_hub/templates/hub.conf.j2
@@ -8,15 +8,15 @@ DBHost = db-koji01
 DBPass = {{ kojiPassword }}
 AuthPrincipal = host/koji{{env_suffix}}.fedoraproject.org
 {% elif inventory_hostname == 's390-koji01.s390.fedoraproject.org' %}
-DBHost = db-s390-koji01
+DBHost = db-s390-koji01.s390.fedoraproject.org
 DBPass = {{ s390kojiPassword }}
 AuthPrincipal = host/s390.koji.fedoraproject.org
 {% elif inventory_hostname == 'arm-koji01.qa.fedoraproject.org' %}
-DBHost = db-arm-koji01
+DBHost = db-arm-koji01.qa.fedoraproject.org
 DBPass = {{ armkojiPassword }}
 AuthPrincipal = host/arm.koji.fedoraproject.org
 {% elif inventory_hostname == 'ppc-koji01.ppc.fedoraproject.org' %}
-DBHost = db-ppc-koji01
+DBHost = db-ppc-koji01.ppc.fedoraproject.org
 DBPass = {{ ppckojiPassword }}
 AuthPrincipal = host/ppc.koji.fedoraproject.org
 {% endif %}