diff --git a/docker/README.md b/docker/README.md
index 0641a8509..64d38bf02 100644
--- a/docker/README.md
+++ b/docker/README.md
@@ -1,10 +1,12 @@
 Docker running example
 ===========================================
 * Build Image
-  $ docker-compose build
+  
+  `$ docker-compose build`
 
 * Development 
-  $ docker-compose run dev
+  
+  `$ docker-compose run dev`
 
 * Runtime
   ```
@@ -50,39 +52,61 @@ For OpenSUSE Build Service Release
 ===========================================
 
 * Build Package
+  
+  ```
   $ ./build-aux/git-version-gen . > .tarball-version
   $ dpkg-source -b .
   $ rm -f .tarball-version
+  ```
 
 * Get Release Key
+  
+  ```
   $ wget http://download.opensuse.org/repositories/home:/acetcom:/open5gs:/latest/xUbuntu_18.04/Release.key
   $ sudo apt-key add Release.key
+  ```
 
 * Setup Repository
+  ```
   $ sudo sh -c "echo 'deb https://download.opensuse.org/repositories/home:/acetcom:/open5gs:/latest/xUbuntu_18.04/ ./' > /etc/apt/sources.list.d/open5gs-latest.list"
   $ sudo apt-get update
+  ```
   
 For Launchpad Release
 ===========================================
 
 * Run Docker
+  
+  ```
   $ docker-compose run dev
+  ```
 
 * Setup Debian Environment
+
+```
 export DEBFULLNAME='Sukchan Lee'
 export DEBEMAIL='acetcom@gmail.com'
+```
 
 * Transfer GPG key
+
+```
   $ gpg --export-secret-keys --armor --output private.asc
   $ gpg --import private.asc
   $ gpg --export > public.asc
   $ gpg --import public.asc
+  ```
 
 * Version Change
+  
+  ```
   $ vi meson.build
   $ ./misc/git-version-gen . > .tarball-version 2>/dev/null
+  ```
 
 * Upload OpenBuildService
+  
+  ```
   $ dch -i
   $ meson subprojects download freeDiameter
   $ debuild -S -uc -us -d
@@ -90,16 +114,25 @@ export DEBEMAIL='acetcom@gmail.com'
   $ cd home\:acetcom\:open5gs/latest/
   $ cp ~/git/open5gs_1.0.0.* .
   $ osc ci -m "Update it"
+  ```
 
 * Upload LaunchPad
+  
+  ```
   $ dch -i
   $ meson subprojects download freeDiameter
   $ debuild -S -d
   $ dput ppa:open5gs/latest *.source.changes
+  ```
 
 * Tagging
+  
+  ```
   $ git tag v1.x.x -a
+  ```
 
 * Build package
+  
+  ```
   $ dpkg-buildpackage -d
-
+  ```