diff --git a/gatewayservice/gateway-service.js b/gatewayservice/gateway-service.js
index 6527df61..88b84c8f 100644
--- a/gatewayservice/gateway-service.js
+++ b/gatewayservice/gateway-service.js
@@ -6,8 +6,8 @@ const promBundle = require('express-prom-bundle');
 const app = express();
 const port = 8000;
 
-const authServiceUrl = process.env.AUTH_SERVICE_URL ;
-const userServiceUrl = process.env.USER_SERVICE_URL ;
+const authServiceUrl = process.env.AUTH_SERVICE_URL || 'http://localhost:8002';
+const userServiceUrl = process.env.USER_SERVICE_URL || 'http://localhost:8001';
 
 app.use(cors());
 app.use(express.json());
diff --git a/users/authservice/auth-service.js b/users/authservice/auth-service.js
index cefbdf8e..9764f088 100644
--- a/users/authservice/auth-service.js
+++ b/users/authservice/auth-service.js
@@ -11,7 +11,7 @@ const port = 8002;
 app.use(express.json());
 
 // Connect to MongoDB
-const mongoUri = process.env.MONGODB_URI;
+const mongoUri = process.env.MONGODB_URI || 'mongodb://localhost:27017/userdb';
 mongoose.connect(mongoUri);
 
 // Function to validate required fields in the request body
diff --git a/users/userservice/user-service.js b/users/userservice/user-service.js
index b5cd7cb1..be958427 100644
--- a/users/userservice/user-service.js
+++ b/users/userservice/user-service.js
@@ -12,7 +12,7 @@ const port = 8001;
 app.use(bodyParser.json());
 
 // Connect to MongoDB
-const mongoUri = process.env.MONGODB_URI;
+const mongoUri = process.env.MONGODB_URI || 'mongodb://localhost:27017/userdb';
 mongoose.connect(mongoUri);