diff --git a/Dockerfile b/Dockerfile
new file mode 100644
index 0000000..d9f8c51
--- /dev/null
+++ b/Dockerfile
@@ -0,0 +1,7 @@
+FROM node:14.4.0
+USER root
+WORKDIR /backend
+COPY . /backend
+RUN yarn
+RUN yarn build
+CMD [ "node", "./dist/index.js" ]
\ No newline at end of file
diff --git a/src/index.ts b/src/index.ts
index ee0a2e8..e38bbf8 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -51,7 +51,7 @@ const server = new ApolloServer({
 
 server.applyMiddleware({ app })
 
-const port = process.env.PORT || 4000
+const port = process.env.BACKEND_PORT || 4000
 
 app.listen(port, () => {
   console.log(`Server ready at http://localhost:${port}`)