diff --git a/docker-compose.yml b/docker-compose.yml
index 67f5b1a..4b0b9ac 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -22,6 +22,8 @@ services:
       dockerfile: Dockerfile.dev
     ports:
       - "3000:3000"
+    environment:
+      - REACT_APP_PORT=80
     networks:
       - fondant-network
     volumes:
diff --git a/frontend/Dockerfile b/frontend/Dockerfile
index a933bca..99636e7 100644
--- a/frontend/Dockerfile
+++ b/frontend/Dockerfile
@@ -6,5 +6,7 @@ COPY . ./
 RUN npm run build
 RUN npm install -g serve
 COPY . ./
+ARG REACT_APP_PORT
+ENV REACT_APP_PORT=${REACT_APP_PORT}
 EXPOSE 3000
 CMD ["serve", "-s", "build", "-l", "3000"]
diff --git a/frontend/src/constant.ts b/frontend/src/constant.ts
index b639319..ef5d379 100644
--- a/frontend/src/constant.ts
+++ b/frontend/src/constant.ts
@@ -1,4 +1,4 @@
 export const NUM_OF_NODES_CONSIDERED_RUNNING = 5
 export const DEFAULT_NODE_NUMBER = 1
-export const NODE_URL = "http://localhost"
+export const NODE_URL = `http://localhost:${process.env.REACT_APP_PORT}`
 export const NODE_URL_PORT = "http://localhost:3001"