diff --git a/README.md b/README.md
index 4f68764..67b566a 100644
--- a/README.md
+++ b/README.md
@@ -177,7 +177,7 @@ Implementations of full algorithms:
 
 Contributions to `avo` are welcome:
 
-* Feedback from using `avo` in a real project is incredibly valuable.
+* Feedback from using `avo` in a real project is incredibly valuable. Consider [porting an existing project to `avo`](https://github.com/mmcloughlin/avo/issues/40).
 * [Submit bug reports](https://github.com/mmcloughlin/avo/issues/new) to the issues page.
 * Pull requests accepted. Take a look at outstanding [issues](https://github.com/mmcloughlin/avo/issues) for ideas (especially the ["good first issue"](https://github.com/mmcloughlin/avo/labels/good%20first%20issue) label).