diff --git a/advanced/README.md b/advanced/README.md
index 5bd15ac9..3de2d96e 100644
--- a/advanced/README.md
+++ b/advanced/README.md
@@ -11,7 +11,7 @@
 
 - **Scalable GraphQL server:** The server uses [`graphql-yoga`](https://github.com/prisma/graphql-yoga) which is based on Apollo Server & Express
 - **GraphQL database:** Includes GraphQL database binding to [Prisma](https://www.prismagraphql.com) (running on MySQL)
-- **Authentication**: Signup and login workflows are ready to use for your users
+- **Authentication**: [Signup and login](https://github.com/graphql-boilerplates/node-graphql-server/blob/master/advanced/src/resolvers/Mutation/auth.js) workflows are ready to use for your users
 - **Tooling**: Out-of-the-box support for [GraphQL Playground](https://github.com/prisma/graphql-playground) & [query performance tracing](https://github.com/apollographql/apollo-tracing)
 - **Extensible**: Simple and flexible [data model](./database/datamodel.graphql) – easy to adjust and extend
 - **No configuration overhead**: Preconfigured [`graphql-config`](https://github.com/prisma/graphql-config) setup