diff --git a/target/linux/x86/base-files/etc/preinit.arch b/target/linux/x86/base-files/etc/preinit.arch
index f29f0d448b..00db8b4aca 100644
--- a/target/linux/x86/base-files/etc/preinit.arch
+++ b/target/linux/x86/base-files/etc/preinit.arch
@@ -1,2 +1,2 @@
 mount -t proc none /proc
-grep 'failsafe=' /proc/cmdline && export FAILSAFE=true
+grep 'failsafe=' /proc/cmdline > /dev/null && export FAILSAFE=true