diff --git a/docker-stacks/app-server/semaphore.yml b/docker-stacks/app-server/semaphore.yml
index 02aedbe..a74acb4 100644
--- a/docker-stacks/app-server/semaphore.yml
+++ b/docker-stacks/app-server/semaphore.yml
@@ -4,7 +4,7 @@ services:
     container_name: semaphore
     restart: unless-stopped
     ports:
-      - "{PORT}:3000"
+      - "4011:3000"
     environment:
       # Database Connection (External)
       SEMAPHORE_DB_USER: "{SEMAPHORE_DB_USER}"