diff --git a/.github/workflows/mikrotik_patch.yml b/.github/workflows/mikrotik_patch.yml
index 66d3632..af5c56d 100644
--- a/.github/workflows/mikrotik_patch.yml
+++ b/.github/workflows/mikrotik_patch.yml
@@ -171,7 +171,11 @@ jobs:
         sudo mkdir -p ./img/efi/EFI/BOOT/
         sudo cp linux ./img/efi/EFI/BOOT/BOOTX64.EFI
         sudo mkdir -p ./img/efi/boot/
-        xxd -p -u /usr/bin/extlinux | tr -d '\n' | sed  -e 's/20436F707972696768742028432920313939342D3230313520482E20506574657220416E76696E20657420616C0D0A/00436F707972696768742028432920313939342D3230313520482E20506574657220416E76696E20657420616C0D0A/g' -e 's/0D0A5359534C494E555820362E30342000/0D0A4C6F6164696E672073797374656D00/g' -e 's/203230323130383131/003230323130383131/g' -e 's/43485300454444/00485300004444/g' | xxd -p -r >extlinux
+        xxd -p -u /usr/bin/extlinux | tr -d '\n' | sed  \
+          -e 's/0D0A5359534C494E555820362E30342000/0D0A4C6F6164696E672073797374656D00/g' \
+          -e 's/20436F707972696768742028432920313939342D3230313520482E20506574657220416E76696E20657420616C0D0A/00436F707972696768742028432920313939342D3230313520482E20506574657220416E76696E20657420616C0D0A/g' \
+          -e 's/203230323130383131/003230323130383131/g' \
+          -e 's/43485300454444/00485300004444/g' | xxd -p -r >extlinux
         sudo cp extlinux /usr/bin/extlinux
         sudo extlinux --install -H 64 -S 32 ./img/efi/boot/
         echo -e "default system\nlabel system\n\tkernel /EFI/BOOT/BOOTX64.EFI\n\tappend load_ramdisk=1 root=/dev/ram0 quiet" > syslinux.cfg