diff --git a/README.md b/README.md
index 0a5f19a4..4fbe529c 100644
--- a/README.md
+++ b/README.md
@@ -1,4 +1,4 @@
-# Prism
+# Prism: Scaling Bitcoin by 10,000x
 
 [![Build Status](https://travis-ci.com/yangl1996/prism-rust.svg?token=HUqJJ7ZuGW1FW5vCJpjM&branch=master)](https://travis-ci.com/yangl1996/prism-rust)