diff --git a/changelog.md b/changelog.md
index 17eedb3a104d9..c59d551dd53d4 100644
--- a/changelog.md
+++ b/changelog.md
@@ -51,6 +51,8 @@
   and `typetraits.get` to get the ith element of a type tuple.
 - Added `typetraits.genericParams` to return a tuple of generic params from a generic instantiation
 
+- Added `times.fromUnixFloat,toUnixFloat`, subsecond resolution versions of `fromUnix`,`toUnixFloat`.
+
 ## Library changes
 
 - `asyncdispatch.drain` now properly takes into account `selector.hasPendingOperations`