diff --git a/Dockerfile b/Dockerfile
index e3f433f..1567cd8 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -13,12 +13,12 @@ RUN npm i -g pm2
 
 RUN echo "[]" > proxy/proxy.json
 
-RUN NODE_ENV=production
+ENV NODE_ENV=production
 
-RUN PORT=3333
+ENV PORT=3333
 
 RUN apt-get update && apt-get install -y ffmpeg
 
 EXPOSE 3333
 
-CMD ["pm2-runtime", "bin/www"]
\ No newline at end of file
+CMD ["pm2-runtime", "bin/www"]