diff --git a/src/usbinstall.sh b/src/usbinstall.sh
index f2c7284..4d1cf56 100755
--- a/src/usbinstall.sh
+++ b/src/usbinstall.sh
@@ -240,17 +240,22 @@ fi
 
 set_status $"Partitioning $SELECT_USB..."
 echo $"Partitioning $SELECT_USB..."
-sudo fdisk $SELECT_USB < /usr/share/openmamba/usbinstall/fdisk_template &>$LOGFILE
+sudo parted $SELECT_USB mktable msdos -s &>>$LOGFILE
 if [ "$?" != "0" ]; then
-   errorAndExit $"Error: \"fdisk\" exit with error (see $LOGFILE)"
+   errorAndExit $"Error:"" \"parted\" "$"exit with error (see $LOGFILE)"
 fi
+sudo parted -s -- $SELECT_USB mkpart primary ext4 0 -1 &>>$LOGFILE
+if [ "$?" != "0" ]; then
+   errorAndExit $"Error:"" \"parted\" "$"exit with error (see $LOGFILE)"
+fi
+
 set_pbar 5
 
 set_status $"Formatting $SELECT_USB..."
 echo $"Formatting $SELECT_USB..."
-sudo mkfs.ext3 ${SELECT_USB}1 -L openmamba_live &>>$LOGFILE
+sudo mkfs.ext4 ${SELECT_USB}1 -L openmamba_live &>>$LOGFILE
 if [ "$?" != "0" ]; then
-   errorAndExit $"Error:"" \"mkfs.ext3\" "$"exit with error (see $LOGFILE)"
+   errorAndExit $"Error:"" \"mkfs.ext4\" "$"exit with error (see $LOGFILE)"
 fi
 
 sleep 1