diff --git a/CHANGELOG.md b/CHANGELOG.md
index 6affad9..2577503 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -3,8 +3,10 @@
 * Add support for Dart 2.0 library changes to Stream and StreamTransformer.
   Changed classes that implement `StreamTransformer` to extend
   `StreamTransformerBase`, and changed signatures of `firstWhere`, `lastWhere`,
-  and `singleWhere` on classes extending `Stream`.  See also
-  https://github.com/dart-lang/sdk/issues/31847
+  and `singleWhere` on classes extending `Stream`.  See
+  also [issue 31847][sdk#31847].
+
+  [sdk#31847]: https://github.com/dart-lang/sdk/issues/31847
 
 ## 2.0.3