diff --git a/docs/changelog.rst b/docs/changelog.rst
index fe4af322..05cfc10a 100644
--- a/docs/changelog.rst
+++ b/docs/changelog.rst
@@ -16,6 +16,7 @@ The third digit is only for regressions.
 Changes:
 ^^^^^^^^
 
+- Add a `convert` argument to :func:`attr.ib`, which allows specifying a function to run on arguments.  This allows for simple type conversions, e.g. with ``attr.ib(convert=int)``. `[26] <https://github.com/hynek/attrs/issues/26>`
 - speed up object creation when attribute validators are used `[28] <https://github.com/hynek/attrs/issues/28>`_