diff --git a/Dockerfile b/Dockerfile
index 5b741d6..120f6b3 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -12,4 +12,6 @@ RUN yarn config set network-timeout 300000 \
 FROM nginx:alpine
 RUN rm -rf /usr/share/nginx/html/*
 COPY --from=builder /app/public /usr/share/nginx/html
-CMD ["nginx", "-g", "daemon off;"]
+ENV YACD_DEFAULT_BACKEND "http://127.0.0.1:9090"
+ADD docker-entrypoint.sh /
+CMD ["/docker-entrypoint.sh"]
diff --git a/docker-entrypoint.sh b/docker-entrypoint.sh
new file mode 100755
index 0000000..68ae7b1
--- /dev/null
+++ b/docker-entrypoint.sh
@@ -0,0 +1,3 @@
+#!/bin/sh
+sed -i "s|http://127.0.0.1:9090|$YACD_DEFAULT_BACKEND|" /usr/share/nginx/html/index.html
+nginx -g "daemon off;"