diff --git a/README.md b/README.md
index 6249f1b..4e093c1 100644
--- a/README.md
+++ b/README.md
@@ -61,4 +61,12 @@ If you want to run it without Docker, clone the repo (and his submodules by doin
 
 Install all the requirements by doing `python3 -m pip install -r requirements.txt`.
 
+If you need to install Java, there is some step to have the same as the [Docker image built for the project](https://gitlab.com/ConfrerieDuKassoulait/lavalink/) :
+```bash
+wget -qO - https://adoptopenjdk.jfrog.io/adoptopenjdk/api/gpg/key/public | sudo apt-key add -
+sudo add-apt-repository --yes https://adoptopenjdk.jfrog.io/adoptopenjdk/deb/
+sudo apt update -y
+sudo apt install adoptopenjdk-16-openj9 -y
+```
+
 Simply run `start.bat` if you are on Windows or `start.sh` if on Linux inside the `src` folder to launch the bot.