diff --git a/arch-secure-boot b/arch-secure-boot
index 64daa56..78ec93f 100755
--- a/arch-secure-boot
+++ b/arch-secure-boot
@@ -63,7 +63,7 @@ case "$1" in
         cd "$tmp"
 
         grep -v "^#" "$CMDLINE" > cmdline
-        sed "s|%%NAME%%|$NAME|g; s|%%CMDLINE%%|$(cat cmdline)|g" "$DIR/recovery.nsh" > recovery.nsh
+        sed "s|%%NAME%%|$NAME|g; s|%%CMDLINE%%|$(head -1 cmdline)|g" "$DIR/recovery.nsh" > recovery.nsh
         sed -i "s|subvol=$SUBVOLUME_ROOT|subvol=$SUBVOLUME_SNAPSHOT|g" recovery.nsh
 
         cat /boot/*-ucode.img "/boot/initramfs-$KERNEL.img" > ucode-initramfs.img