diff --git a/Dockerfile b/Dockerfile
index b1d75d8..02d6231 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM debian:stable-slim
+FROM python:3.9.15-buster
 
 RUN apt-get update
 RUN apt-get install -y \
diff --git a/README.md b/README.md
index 4bd06db..090a0f0 100644
--- a/README.md
+++ b/README.md
@@ -1,5 +1,7 @@
 # Reinstall Magisk on Lineageos
 
+This is a fork.
+
 This little bash script is used to reinstall magisk, which gets uninstalled after each LineageOS update.
 
 Before I had to patch once more the boot using the Magisk app doing all the steps manually, making some mistakes along the way. Now it takes less than 3 minutes to reinstall magisk (virtually all the time is taken by the download), and without any intervention on my part.
@@ -15,11 +17,22 @@ Moreover it needs root privileges on your phone to run.
 
 So it may screw up both your computer and your phone, so I invite you to check its source code before running it and using it at your own risks!
 
+## Docker
+
+We use docker to make it fastly reproducible.
+Steps:
+
+1. Build <br> 
+    ```docker build  -t magiskupdate .```
+2. Run <br>
+    ```docker run --env ADB_DEVICE=<PUT YOUR ADB ADDR HERE> magiskupdate```
+
+
 ## Bash
 
 Bash is one of the standard shells on Linux and MacOS systems.
 
-If on Windows, you can use the [Windows Subsystem for Linux](https://en.wikipedia.org/wiki/Windows_Subsystem_for_Linux) to run it. See [this guide](https://docs.microsoft.com/en-us/windows/wsl/install) to install it.
+If on Windows, you should run linux.
 
 ## Installation