diff --git a/packages/core/RELEASES.md b/packages/core/RELEASES.md
index f4a2260a..df556fe2 100644
--- a/packages/core/RELEASES.md
+++ b/packages/core/RELEASES.md
@@ -2,6 +2,7 @@
 
 ### 1.6.0
 - [Added OIDC Client function `getIDToken`](https://github.com/actions/toolkit/pull/919)
+- [Added `file` parameter to `AnnotationProperties`](https://github.com/actions/toolkit/pull/896) 
 
 ### 1.5.0
 - [Added support for notice annotations and more annotation fields](https://github.com/actions/toolkit/pull/855)