diff --git a/Dockerfile b/Dockerfile
index c78d763..de3e87f 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -10,4 +10,4 @@ COPY . .
 
 EXPOSE 5713
 
-ENTRYPOINT ["npm", "run", "dev", "--", "--port=5713", "--host=0.0.0.0"]
\ No newline at end of file
+ENTRYPOINT ["npm", "run", "dev", "--", "--port=5173", "--host=0.0.0.0"]
\ No newline at end of file
diff --git a/src/socket.js b/src/socket.js
index 71444d3..9b5ba2e 100644
--- a/src/socket.js
+++ b/src/socket.js
@@ -1,7 +1,6 @@
-import process from 'process';
 import { io } from 'socket.io-client';
 
-const URL = process.env.BACKEND_URL || 'http://localhost:5174';
+const URL = 'http://minesweeper-backend:5174';
 export const socket = io(URL, {
   autoConnect: false,
   transports: ['websocket'],