diff --git a/README.md b/README.md
index 93003642..4316f107 100644
--- a/README.md
+++ b/README.md
@@ -1 +1,10 @@
-# Zcash iOS SDK
+# Zcash iOS Framework
+
+## Build dependencies
+
+Install [Rust](https://www.rust-lang.org/learn/get-started), and then `cargo-lipo`:
+
+```
+$ cargo install cargo-lipo
+$ rustup target add aarch64-apple-ios x86_64-apple-ios
+```