diff --git a/docker-compose.yml b/docker-compose.yml
index 197e511..1925b8b 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -98,6 +98,8 @@ services:
     build:
       context: .
       dockerfile: docker/Dockerfile.web
+      args:
+        API_URL: http://api:3125
     container_name: coursecraft-web
     restart: unless-stopped
     env_file: .env
diff --git a/docker/Dockerfile.web b/docker/Dockerfile.web
index 4b84f10..fb2051c 100644
--- a/docker/Dockerfile.web
+++ b/docker/Dockerfile.web
@@ -15,6 +15,10 @@ RUN pnpm install --frozen-lockfile
 
 COPY . .
 
+# API_URL нужен на этапе сборки: Next.js «запекает» rewrites в билд
+ARG API_URL=http://api:3125
+ENV API_URL=${API_URL}
+
 RUN pnpm build --filter=@coursecraft/web...
 
 EXPOSE 3080