diff --git a/zfs/create-ext4-raspiblitz-disk.md b/zfs/create-ext4-raspiblitz-disk.md
index 232a96e..47c9ce8 100644
--- a/zfs/create-ext4-raspiblitz-disk.md
+++ b/zfs/create-ext4-raspiblitz-disk.md
@@ -1,9 +1,10 @@
+```
 parted -s /dev/${hdd} mkpart primary ext4 1024KiB 100%
 mkfs.ext4 -F -L BLOCKCHAIN /dev/${hdd}
 tune2fs -c 1 /dev/${hdd}
+```
 
-
-
+```
     hddDataPartitionExt4=$hdd
     # loop until the uuids are available
     uuid1=""
@@ -32,8 +33,6 @@ tune2fs -c 1 /dev/${hdd}
     mount -a 1>/dev/null
 
 
-
-
       # make sure common base directory exits
   mkdir -p /mnt/hdd/lnd
   mkdir -p /mnt/hdd/app-data
@@ -74,4 +73,5 @@ tune2fs -c 1 /dev/${hdd}
   echo "The /mnt/hdd/app-storage directory should be used by additional/optional apps and services installed to the RaspiBlitz for their non-critical and reproducible data (indexes, public blockchain, etc.) that does not need to survive an an import/export/backup. Data is critical should be in app-data." > ./README.txt
   mv ./README.txt /mnt/hdd/app-storage/README.txt 2>/dev/null
 
-  >&2 echo "# OK - all symbolic links are built"
\ No newline at end of file
+  >&2 echo "# OK - all symbolic links are built"
+```