diff --git a/docs/WASI-intro.md b/docs/WASI-intro.md
index a2a271f420..32a462b11f 100644
--- a/docs/WASI-intro.md
+++ b/docs/WASI-intro.md
@@ -80,7 +80,7 @@ or `cargo run --bin wasmtime foo.wasm`.
 
 The polyfill is online [here](https://wasi.dev/polyfill/).
 
-The source is [here](https://github.com/bytecodealliance/wasmtime/tree/master/wasmtime-wasi/js-polyfill).
+The source is [here](https://github.com/bytecodealliance/wasmtime/tree/master/crates/wasi-c/js-polyfill).
 
 ## Where can I learn more?