diff --git a/buildroot-external/rootfs-overlay/usr/lib/systemd/system/hassio-supervisor.service b/buildroot-external/rootfs-overlay/usr/lib/systemd/system/hassio-supervisor.service
index ae5b1530e..24d122340 100644
--- a/buildroot-external/rootfs-overlay/usr/lib/systemd/system/hassio-supervisor.service
+++ b/buildroot-external/rootfs-overlay/usr/lib/systemd/system/hassio-supervisor.service
@@ -2,6 +2,7 @@
 Description=Hass.io supervisor
 Requires=docker.service
 After=docker.service
+RequiresMountsFor=/mnt/data
 
 [Service]
 Type=simple