diff --git a/mxgrub/mxgrub b/mxgrub/mxgrub
index 216b867..11d9348 100755
--- a/mxgrub/mxgrub
+++ b/mxgrub/mxgrub
@@ -354,8 +354,8 @@ sub cmd_update {
 }
 
 sub cmd_initramfs {
-	sys('bash','-c','DSTDIR= "$TMPDIR/kernel/x86/microcode"; mkdir "$DSTDIR"; cd "$DSTDIR" ; cat /lib/firmware/amd-ucode/microcode_amd*.bin > $DSTDIR/AuthenticAMD.bin ; find . | cpio -o -H newc > /boot/amd-ucode.img ; rm -rf "$TMPDIR/kernel"');
-	sys('bash','-c','DSTDIR= "$TMPDIR/kernel/x86/microcode"; mkdir "$DSTDIR"; cd "$DSTDIR" ; cat /lib/firmware/intel-ucode/* > $DSTDIR/GenuineIntel.bin ; find . | cpio -o -H newc > /boot/intel-ucode.img ; rm -rf "$TMPDIR/kernel"');
+	sys('bash','-c','TMPDIR=/scratch/local DSTDIR="$TMPDIR/kernel/x86/microcode"; mkdir -p "$DSTDIR"; cd "$DSTDIR" ; cat /lib/firmware/amd-ucode/microcode_amd*.bin > $DSTDIR/AuthenticAMD.bin ; find . | cpio -o -H newc > /boot/amd-ucode.img ; rm -rf "$TMPDIR/kernel"');
+	sys('bash','-c','TMPDIR=/scratch/local DSTDIR="$TMPDIR/kernel/x86/microcode"; mkdir -p "$DSTDIR"; cd "$DSTDIR" ; cat /lib/firmware/intel-ucode/* > $DSTDIR/GenuineIntel.bin ; find . | cpio -o -H newc > /boot/intel-ucode.img ; rm -rf "$TMPDIR/kernel"');
 	sys('bash','-c','cd /project/admin/initramfs ; find . -name ".git*" -prune -or -print | cpio -H newc -o | gzip > /boot/grub/initramfs.igz');
 }