diff --git a/frontend/Dockerfile b/frontend/Dockerfile
index 9108f34960..f2952f8894 100644
--- a/frontend/Dockerfile
+++ b/frontend/Dockerfile
@@ -13,9 +13,6 @@ RUN npm install
 # Bundle app source inside the Docker image
 COPY . .
 
-ARG REACT_APP_API_GATEWAY_URL
-ENV REACT_APP_API_GATEWAY_URL=$REACT_APP_API_GATEWAY_URL
-
 # Make port 3000 available to the world outside this container
 EXPOSE 3000