diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 072162e..9827cce 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -19,8 +19,9 @@ docker-build:
       --context "${CI_PROJECT_DIR}"
       --dockerfile "${CI_PROJECT_DIR}/Dockerfile"
       --destination "${DOCKER_IMAGE_NAME}"
-      --build-arg "VITE_BACKEND_URL=${VITE_BACKEND_URL}"
-      --build-arg "LOCAL_DNS=${LOCAL_DNS}"
+      --build-arg "VITE_BACKEND_URL=http://olympus-gateway.gcp.it/hermione"
+      --build-arg "IP_ADDRESS=34.159.118.61"
+      --build-arg "LOCAL_DNS=olympus-gateway.gcp.it"
   # Run this job in a branch where a Dockerfile exists
   rules:
     - if: $CI_COMMIT_BRANCH
diff --git a/Dockerfile b/Dockerfile
index 1d49249..4a4d99a 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -24,7 +24,8 @@ FROM nginx:latest as prod
 
 # Add custom DNS mapping
 ARG LOCAL_DNS
-RUN echo "$LOCAL_DNS" >> /etc/hosts
+ARG IP_ADDRESS
+RUN echo "$IP_ADDRESS $LOCAL_DNS" >> /etc/hosts
 
 RUN cat /etc/hosts