diff --git a/README.md b/README.md
index 3313ac5..d6c1421 100644
--- a/README.md
+++ b/README.md
@@ -11,7 +11,7 @@ This is a template for an emscripten project with a "Rust backend".
 `${HOME}/git/emsdk/emsdk activate latest`.
 3. Set up `rustup`.
 4. Get the `wasm32-unknown-emscripten` target with
-`rustup add wasm32-unknown-emscripten`.
+`rustup target add wasm32-unknown-emscripten`.
 
 ## Build