diff --git a/Dockerfile b/Dockerfile
index bb756aa..75c111b 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -10,4 +10,5 @@ FROM node:16-alpine
 MAINTAINER Jesse McDonald <nybble41@gmail.com>
 WORKDIR /app
 COPY --from=0 /app .
+ENV PORT=80
 CMD ["node", "./server.js"]