diff --git a/userspace/files/fstab b/userspace/files/fstab
index d29350e..f585875 100644
--- a/userspace/files/fstab
+++ b/userspace/files/fstab
@@ -1,5 +1,5 @@
-/dev/disk/by-label/dsp /dsp auto
-/dev/disk/by-partlabel/modem_a /firmware auto
+/dev/disk/by-label/dsp /dsp auto ro
+/dev/disk/by-partlabel/modem_a /firmware auto ro
 /dev/disk/by-partlabel/persist /persist auto ro,discard,nosuid,nodev,noexec
 /dev/disk/by-partlabel/userdata /data auto discard,nosuid,nodev,nofail 0 0
 /dev/nvme0n1 /data/media auto discard,nosuid,nodev,nofail,x-systemd.device-timeout=5s 0 0