diff --git a/etc/turtlebot4/system b/etc/turtlebot4/system
index 9d9ae4a..e7c3d2a 100644
--- a/etc/turtlebot4/system
+++ b/etc/turtlebot4/system
@@ -1,4 +1,4 @@
 MODEL:lite
-VERSION:2.0.0
+VERSION:2.0.2
 ROS:Jazzy
-HOSTNAME:ubuntu
\ No newline at end of file
+HOSTNAME:turtlebot4
\ No newline at end of file
diff --git a/scripts/sd_flash.sh b/scripts/sd_flash.sh
index 7e0c40d..05046da 100755
--- a/scripts/sd_flash.sh
+++ b/scripts/sd_flash.sh
@@ -47,6 +47,7 @@ do
         last_partition="${device}2"
     fi
 
+    sudo e2fsck -f /dev/${last_partition}
     sudo growpart /dev/$device 2
     sudo resize2fs /dev/${last_partition}
 done
\ No newline at end of file
diff --git a/turtlebot4_setup/conf.py b/turtlebot4_setup/conf.py
index 2e538af..509beb2 100644
--- a/turtlebot4_setup/conf.py
+++ b/turtlebot4_setup/conf.py
@@ -88,9 +88,9 @@ class Conf():
 
     default_system_conf = {
         SystemOptions.MODEL: 'lite',
-        SystemOptions.VERSION: '2.0.0',
+        SystemOptions.VERSION: '2.0.2',
         SystemOptions.ROS: 'Jazzy',
-        SystemOptions.HOSTNAME: 'ubuntu',
+        SystemOptions.HOSTNAME: 'turtlebot4',
     }
 
     default_wifi_conf = {