diff --git a/README.md b/README.md
index 21ca817..2260127 100644
--- a/README.md
+++ b/README.md
@@ -7,6 +7,7 @@
 </p>
 
 <p align="center">
+  <a href="https://safishamsi.gumroad.com/l/qetvlo"><img src="https://img.shields.io/badge/Book-The%20Memory%20Layer-2ea44f?style=flat&logo=gitbook&logoColor=white" alt="The Memory Layer"/></a>
   <a href="https://github.com/safishamsi/graphify/actions/workflows/ci.yml"><img src="https://github.com/safishamsi/graphify/actions/workflows/ci.yml/badge.svg?branch=v4" alt="CI"/></a>
   <a href="https://pypi.org/project/graphifyy/"><img src="https://img.shields.io/pypi/v/graphifyy" alt="PyPI"/></a>
   <a href="https://pepy.tech/project/graphifyy"><img src="https://static.pepy.tech/badge/graphifyy" alt="Downloads"/></a>