diff --git a/README.md b/README.md
index eb67e85..cbe31d3 100644
--- a/README.md
+++ b/README.md
@@ -4,11 +4,11 @@ This image allowes to publish static content locate in a git repository on Gemin
 
 This images takes these environment variables:
 
-| --- | --- | --- |
 | variable | description | default value | 
+| --- | --- | --- |
 | `GEMINI_DOMAIN` | domain name of the capsule | example.com |
 | `GEMINI_GIT_REPO` | url of the git repository containing content | `https://gitlab.com/valvin/gemini-agate-image` |
-| `GEMINI_CONTENT_FOLDER` | folder inside the git repository which contains the content | `content`|
+| `GEMINI_CONTENT_FOLDER` | folder inside the git repository which contains the content. it means you have `content` folder in your repo with default | `content`|
 | `GEMINI_GIT_PATH` | path in which git repository will be cloned | `/app/data` |
 | `GEMINI_CERT_PATH` | path which contains certificates. this path has to be a volume if not new certs will be generated | `/certs` |
 | `GEMINI_LANG` | langage of the content | `fr-FR` |
@@ -22,3 +22,12 @@ initialization process is:
   * check if cert are present in `GEMINI_CERT_PATH` if not it creates it
   * clone or update the content repository
   * launch agate
+
+docker command example:
+
+```
+docker run --rm -it -e GEMINI_DOMAIN=mydomain.tld \
+  -e GEMINI_GIT_REPO=https://gitlab.com/valvin/gemini-agate-image \
+  -v $(pwd)/certs:/certs -p 1965:1965
+  registry.gitlab.com/valvin/gemini-agate-image:latest
+```