diff --git a/Dockerfile b/Dockerfile
index 4298d88..9ad93a8 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -15,8 +15,8 @@ WORKDIR /app
 ADD alertify.py /app
 
 # Switching to a non-root user, please refer to https://aka.ms/vscode-docker-python-user-rights
-# RUN useradd appuser && chown -R appuser /app
-# USER appuser
+RUN useradd appuser && chown -R appuser /app
+USER appuser
 
 EXPOSE 8080
 
diff --git a/README.md b/README.md
index 00ca234..4c9db3f 100644
--- a/README.md
+++ b/README.md
@@ -12,11 +12,16 @@ This application bridges Alertmanager alerts to [Gotify](https://gotify.net).
 
 
 # Docker
+## Build
+```bash
+docker build . -t 'alertify:latest'
+```
+
 ## Run
 
 e.g.
 ```bash
-docker run -p 8080:8080 -e TZ=Europe/London -e GOTIFY_KEY=XXXXXXXX -e GOTIFY_SERVER=gotify -e GOTIFY_PORT=80 alertify:latest
+docker run --name alertify -p 8080:8080 -e TZ=Europe/London -e GOTIFY_KEY=XXXXXXXX -e GOTIFY_SERVER=gotify -e GOTIFY_PORT=80 alertify:latest
 ```
 
 ## Compose: