diff --git a/slurm_qos/files/slurm_qos.service b/slurm_qos/files/slurm_qos.service
index 72bed6a..835f9c3 100644
--- a/slurm_qos/files/slurm_qos.service
+++ b/slurm_qos/files/slurm_qos.service
@@ -4,6 +4,8 @@ Requires=slurmdbd.service slurmctld.service
 
 [Service]
 Type=oneshot
+ExecStartPre=/bin/bash -c 'until systemctl is-active --quiet slurmdbd; do echo "Waiting for slurmdbd..."; sleep 1; done'
+ExecStartPre=/bin/bash -c 'until systemctl is-active --quiet slurmctld; do echo "Waiting for slurmctld..."; sleep 1; done'
 ExecStart=/opt/flame/ansible/roles/slurm_qos/files/qos_roles.sh
 User=root
 Group=root