diff --git a/containers/docker-compose.yaml b/containers/docker-compose.yaml
index 537f58d..e60dcd4 100644
--- a/containers/docker-compose.yaml
+++ b/containers/docker-compose.yaml
@@ -14,7 +14,7 @@ services:
       - ~/.wg-easy:/etc/wireguard
     ports:
       - "51820:51820/udp"
-      - "51821-51821/tcp"
+      - "51821:51821/tcp"
     restart: unless-stopped
     cap_add:
       - NET_ADMIN