diff --git a/Dockerfile b/Dockerfile
index de1b453..89f0c08 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,7 +1,7 @@
 FROM node:14-alpine
 
 # Install Linux packages
-RUN apk add -U wireguard-tools
+RUN apk add -U --no-cache wireguard-tools dumb-init
 
 # Copy Web UI
 COPY src/ /app/
@@ -16,4 +16,4 @@ EXPOSE 51821/tcp
 ENV DEBUG=Server,WireGuard
 
 # Run Web UI
-CMD ["node", "server.js"]
+CMD ["/usr/bin/dumb-init", "node", "server.js"]
diff --git a/README.md b/README.md
index d75733f..0a1655b 100644
--- a/README.md
+++ b/README.md
@@ -25,6 +25,7 @@ You have found the easiest way to install & manage WireGuard on any Linux host!
 ## Requirements
 
 * A host with a kernel that supports WireGuard (all modern kernels).
+* A host with Docker installed.
 
 ## Installation
 
@@ -39,6 +40,12 @@ $ sudo usermod -aG docker $(whoami)
 $ bash
 ```
 
+You might need to install docker-compose separately. For example, on a Raspberry Pi:
+
+```bash
+sudo apt-get install docker-compose
+```
+
 ### 2. Configure WireGuard
 
 Run these commands to prepare and configure WireGuard.