diff --git a/buildroot-external/overlay/etc/systemd/system/mnt-overlay.mount b/buildroot-external/overlay/etc/systemd/system/mnt-overlay.mount
index 681b750e3..a746e07ff 100644
--- a/buildroot-external/overlay/etc/systemd/system/mnt-overlay.mount
+++ b/buildroot-external/overlay/etc/systemd/system/mnt-overlay.mount
@@ -7,7 +7,7 @@ Conflicts=umount.target
 [Mount]
 What=/dev/disk/by-label/hassio-overlay
 Where=/mnt/overlay
-Type=auto
+Type=ext4
 
 [Install]
 WantedBy=multi-user.target