diff --git a/board/czechlight/common/mk-empty-cfg-fs.sh b/board/czechlight/common/mk-empty-cfg-fs.sh
index 90966c7..f4cbe1a 100755
--- a/board/czechlight/common/mk-empty-cfg-fs.sh
+++ b/board/czechlight/common/mk-empty-cfg-fs.sh
@@ -2,4 +2,4 @@
 
 CFG_FS=${BINARIES_DIR}/cfg.ext4
 rm -f ${CFG_FS}
-${HOST_DIR}/sbin/mkfs.ext4 -L cfg -O ^64bit -e panic ${CFG_FS} 256M
+${HOST_DIR}/sbin/mkfs.ext4 -L cfg ${CFG_FS} 256M