diff --git a/README.md b/README.md
index 52dc46c..639ecd8 100644
--- a/README.md
+++ b/README.md
@@ -36,6 +36,18 @@ if you want to dive into the code [docs/AddressSpace.md](./docs/AddressSpace.md)
 
 [![snmalloc CI](https://github.com/microsoft/snmalloc/actions/workflows/main.yml/badge.svg)](https://github.com/microsoft/snmalloc/actions/workflows/main.yml)
 
+## Morello build
+Installation
+```
+mkdir build/
+
+cd build
+
+cmake -G Ninja .. -DCMAKE_C_FLAGS='-march=morello -mabi=purecap -Xclang -morello-vararg=new' -DCMAKE_CXX_FLAGS='-march=morello -mabi=purecap -Xclang -morello-vararg=new' -DCMAKE_BUILD_TYPE=Debug
+
+ninja
+```
+
 # Hardening
 
 There is a hardened version of snmalloc, it contains