diff --git a/webapp/.env.local b/webapp/.env.local
index 70763f0..b1ca5f4 100644
--- a/webapp/.env.local
+++ b/webapp/.env.local
@@ -4,7 +4,7 @@ MONGO_INITDB_ROOT_USERNAME=your_username
 MONGO_INITDB_ROOT_PASSWORD=your_secure_password
 MONGO_INITDB_DATABASE=Infinity
 
-DB_URI=mongodb://${MONGO_INITDB_ROOT_USERNAME}:${MONGO_INITDB_ROOT_PASSWORD}@localhost:27017/Infinity?authSource=admin
+DB_URI=mongodb://${MONGO_INITDB_ROOT_USERNAME}:${MONGO_INITDB_ROOT_PASSWORD}@mongodb:27017/Infinity?authSource=admin
 NEXT_PUBLIC_API_BASE=http://localhost:3000
 
 # ADMIN_USERNAME=admin