diff --git a/Dockerfile b/Dockerfile
index e40eb6f..9aceb4a 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,10 +1,9 @@
 FROM nginx:alpine
 
 ENV LISTEN_PORT="80"
-ENV CONTAINER_PREFIX="container"
+ENV CONTAINER_PREFIX="vscode"
 ENV CONTAINER_PORT="80"
-ENV SPAWNER_HOST="spawner"
-ENV SPANWER_PORT="80"
+ENV SPAWNER_URL="http://container-spawner"
 
 RUN rm -rf /etc/nginx/conf.d/default.conf
 COPY director.conf /etc/nginx/templates/director.conf.template
diff --git a/README.md b/README.md
index 0e4394c..e7ec5dc 100644
--- a/README.md
+++ b/README.md
@@ -15,9 +15,8 @@ services:
     restart: always
     environment:
       LISTEN_PORT: 80
-      CONTAINER_PREFIX: "container"
       CONTAINER_PORT: 80
-      SPAWNER_HOST: "spawner"
-      SPANWER_PORT: 80
+      CONTAINER_PREFIX: "container"
+      SPAWNER_URL: "http://container-spawner"
   ...
 ```
diff --git a/director.conf b/director.conf
index e521b81..f8a361a 100644
--- a/director.conf
+++ b/director.conf
@@ -5,11 +5,11 @@ server {
     resolver 127.0.0.11 valid=1s;
 
     location / {
-        proxy_pass http://${CONTAINER_PREFIX}$http_x_forwarded_preferred_username:${CONTAINER_PORT}$uri;
+        proxy_pass http://${CONTAINER_PREFIX}-$http_x_forwarded_preferred_username:${CONTAINER_PORT}$uri;
         error_page 502 = @spawner;
     }
     
     location @spawner {
-        proxy_pass http://${SPAWNER_HOST}:${SPANWER_PORT}$uri;
+        proxy_pass ${SPAWNER_URL}$uri;
     }
 }