diff --git a/src/iso.sh b/src/iso.sh
index 8ae1aca..90449e6 100755
--- a/src/iso.sh
+++ b/src/iso.sh
@@ -30,17 +30,21 @@ LDA="$(dumpet -i Win*.iso \
 CDROM_SECTOR_SIZE=2048
 FLOPPY_SECTOR_SIZE=512
 
-# number of floppy disk sectors
 dd if=Win*.iso bs=${CDROM_SECTOR_SIZE} skip=${LDA} count=1 > win.dmp
 FLOPPY_SECTORS="$(file win.dmp \
     | sed -e "s/.*sectors\ //" \
     | awk '{printf $1}')"
-rm win.dmp
 
 CDROM_SECTORS=`expr $FLOPPY_SECTOR_SIZE \
     \* $FLOPPY_SECTORS \
     / $CDROM_SECTOR_SIZE`
-dd if=Win*.iso bs=${CDROM_SECTOR_SIZE} skip=${LDA} count=${CDROM_SECTORS} of=win_efi_boot.img
+
+dd \
+    if=Win*.iso \
+    bs=${CDROM_SECTOR_SIZE} \
+    skip=${LDA} \
+    count=${CDROM_SECTORS} \
+    of=win_efi_boot.img
 
 # install mkisofs
 # recreate iso
@@ -65,9 +69,10 @@ mkisofs \
     -o winsp.iso \
     .
 
-mv winsp.iso ../
+mv winsp.iso ..
 
 # clean up bootsect and iso extract
 cd ..
-rm -rf bootsect/
+rm win.dmp
+#rm -rf bootsect/
 sudo rm -rf ${EXTRACT}