diff --git a/README.md b/README.md
index 2970bf5..c70d300 100644
--- a/README.md
+++ b/README.md
@@ -82,13 +82,25 @@ You need to install [Graphviz](https://graphviz.org/download/) to generate graph
 
 See [releases](https://github.com/compose-viz/compose-viz/releases).
 
+#### Docker Image
+
+See [wst24365888/compose-viz](https://hub.docker.com/r/wst24365888/compose-viz/tags).
+
 ### Example
 
 This example yml is from [docker compose beginner tutorial](https://github.com/docker/labs/blob/master/beginner/chapters/votingapp.md).
 
 ```bash
 cd examples/voting-app/
+
+# using python script
 cpv -m svg docker-compose.yml
+
+# using docker image
+docker run --rm -it -v $(pwd):/in wst24365888/compose-viz -m svg docker-compose.yml
+
+# using docker image in powershell
+docker run --rm -it -v ${pwd}:/in wst24365888/compose-viz -m svg docker-compose.yml
 ```
 
 And this is what the result looks like:
diff --git a/compose_viz/__init__.py b/compose_viz/__init__.py
index 33ab0b0..fb06d58 100644
--- a/compose_viz/__init__.py
+++ b/compose_viz/__init__.py
@@ -1,2 +1,2 @@
 __app_name__ = "compose_viz"
-__version__ = "0.2.1"
+__version__ = "0.2.2"
diff --git a/pyproject.toml b/pyproject.toml
index 5f6e009..63fe1f6 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "compose-viz"
-version = "0.2.1"
+version = "0.2.2"
 description = "A compose file visualization tool that supports compose-spec and allows you to gernerate graph in several formats."
 authors = ["Xyphuz Wu <xyphuzwu@gmail.com>"]
 readme = "README.md"