diff --git a/src/index.ts b/src/index.ts
index 8b502d8..8d66b48 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -19,7 +19,7 @@ const main = async () => {
   const apolloServer = new ApolloServer({ schema });
 
   const app = Express();
-
+  await apolloServer.start();
   apolloServer.applyMiddleware({ app });
 
   app.listen(4000, () => {