diff --git a/.dockerignore b/.dockerignore
new file mode 100644
index 0000000..206568c
--- /dev/null
+++ b/.dockerignore
@@ -0,0 +1,8 @@
+node_modules/
+certs/
+.git/
+.DS_Store
+.gitignore
+README.md
+nodemon.json
+*.service
diff --git a/.gitignore b/.gitignore
index 332bbc0..3efccf1 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,3 +1,5 @@
 **/.DS_Store
 node_modules/
 certs/
+docker-compose*.yml
+!docker-compose-example.yml
diff --git a/Dockerfile b/Dockerfile
new file mode 100644
index 0000000..8372847
--- /dev/null
+++ b/Dockerfile
@@ -0,0 +1,15 @@
+FROM node:20-alpine3.18
+
+# set working directory
+WORKDIR /srv/openterminal
+
+# install dependencies
+COPY package*.json ./
+RUN npm ci --omit=dev
+
+COPY . .
+
+EXPOSE 8080
+
+CMD [ "node", "./server/main.js" ]
+
diff --git a/docker-compose-example.yml b/docker-compose-example.yml
new file mode 100644
index 0000000..de3f038
--- /dev/null
+++ b/docker-compose-example.yml
@@ -0,0 +1,14 @@
+version: "3.9"
+services:
+  web:
+    build: .
+    image: openterminal
+    container_name: openterminal
+    ports:
+      - 443:443
+    volumes:
+      - ./certs/cert.crt:/srv/openterminal/certs/cert.crt
+      - ./certs/cert.key:/srv/openterminal/certs/cert.key
+    environment:
+      PORT: 443
+    restart: unless-stopped
diff --git a/server/main.js b/server/main.js
index b3e16f0..aa63713 100644
--- a/server/main.js
+++ b/server/main.js
@@ -65,7 +65,7 @@ This connection will now terminate.
 `;
 
 
-const PORT = process.env.PORT || 8080;
+const PORT = process.env.PORT || 8443;
 const PING_INTERVAL = 10000;
 let sockets = [];