diff --git a/backend/services/mpc-service/src/main.ts b/backend/services/mpc-service/src/main.ts
index 4efdde5b..2975d6b3 100644
--- a/backend/services/mpc-service/src/main.ts
+++ b/backend/services/mpc-service/src/main.ts
@@ -20,9 +20,9 @@ async function bootstrap() {
 
   // Get config service
   const configService = app.get(ConfigService);
-  const port = configService.get<number>('port', 3006);
-  const apiPrefix = configService.get<string>('apiPrefix', 'api/v1');
-  const env = configService.get<string>('env', 'development');
+  const port = parseInt(process.env.APP_PORT || '3006', 10);
+  const apiPrefix = process.env.API_PREFIX || 'api/v1';
+  const env = process.env.NODE_ENV || 'development';
 
   // Set global prefix
   app.setGlobalPrefix(apiPrefix);