diff --git a/README.md b/README.md
index de8d33d..054dd7c 100644
--- a/README.md
+++ b/README.md
@@ -65,7 +65,7 @@ dependencies, this library might change.
 - [ ] Forms with application/x-www-form-urlencoded
 - [ ] multipart/form-data
 - [ ] Expect 100-continue
-- [ ] Use `rustls` when ring v0.13 is released.
+- [ ] Use `rustls` when [ring with versioned asm symbols](https://github.com/briansmith/ring/pull/619) is released.
 
 ## License (MIT)