diff --git a/docs/WASI-documents.md b/docs/WASI-documents.md
index aa6d0a41b4..089f4a1d36 100644
--- a/docs/WASI-documents.md
+++ b/docs/WASI-documents.md
@@ -19,6 +19,9 @@ For some discussion of WASI's design inspiration, see the [Background document](
 
 For background on some of the design decisions in WASI, see [the rationale](WASI-rationale.md).
 
+For documentation of the exports required of programs using, see
+[the application ABI](https://github.com/WebAssembly/WASI/blob/master/design/application-abi.md).
+
 For some ideas of things that we may want to change about WASI in the
 short term, see the [possible changes](WASI-some-possible-changes.md) document.
 For longer-term ideas, see the [possible future features](WASI-possible-future-features.md)