diff --git a/Dockerfile b/Dockerfile
index 97406bf..698bfff 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -12,4 +12,4 @@ RUN npm run build
 
 EXPOSE 7000
 
-CMD ["npm", "run", "start", "--port", "7000"]
+CMD ["npm", "run", "start"]
diff --git a/package.json b/package.json
index 2f5fd13..69956d8 100644
--- a/package.json
+++ b/package.json
@@ -5,7 +5,7 @@
   "scripts": {
     "dev": "next dev",
     "build": "next build",
-    "start": "next start",
+    "start": "next start -p 7000",
     "lint": "next lint"
   },
   "dependencies": {