diff --git a/scripts/qemu-runner.sh b/scripts/qemu-runner.sh
index bfb1a9d..4a650fe 100755
--- a/scripts/qemu-runner.sh
+++ b/scripts/qemu-runner.sh
@@ -23,4 +23,4 @@ bin="${elf%.elf}.bin"
 
 # Convert to binary format
 aarch64-none-elf-objcopy -O binary "$elf" "$bin"
-qemu-system-aarch64 -M virt,gic-version=3 -initrd moss.img -cpu cortex-a72 -m 2G -smp 4 -nographic -s -kernel "$bin" -append "--init=$init_script --rootfs=ext4fs --automount=/dev,devfs --automount=/tmp,tmpfs --automount=/proc,procfs"
+qemu-system-aarch64 -M virt,gic-version=3 -initrd moss.img -cpu cortex-a72 -m 2G -smp 4 -nographic -s -kernel "$bin" -append "--init=$init_script --rootfs=fat32fs --automount=/dev,devfs --automount=/tmp,tmpfs --automount=/proc,procfs"