diff --git a/compose.yaml b/compose.yaml
index 72c39f6..83c1c77 100644
--- a/compose.yaml
+++ b/compose.yaml
@@ -36,7 +36,7 @@ services:
     image: mongo:latest
     container_name: mongo-Dwinzocontainer
     ports:
-      - "27020:27017"
+      - "27021:27017"
     volumes:
       - mongo-data:/data/db
     networks: