diff --git a/webapp/.env.local b/webapp/.env.local
index b1ca5f4..edb1aa6 100644
--- a/webapp/.env.local
+++ b/webapp/.env.local
@@ -1,10 +1,9 @@
+#MONGO_INITDB_ROOT_USERNAME=your_username
+#MONGO_INITDB_ROOT_PASSWORD=your_secure_password
+#MONGO_INITDB_DATABASE=Infinity
 
-
-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}@mongodb:27017/Infinity?authSource=admin
+# Remove placeholder interpolation; real value is injected via environment variables
+#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