diff --git a/winsup/cygwin/release/2.5.3 b/winsup/cygwin/release/2.5.3
index 2f32c7e3d..2fd13ae7b 100644
--- a/winsup/cygwin/release/2.5.3
+++ b/winsup/cygwin/release/2.5.3
@@ -7,6 +7,9 @@ What changed:
 
 - Drop support for very old SUNWNFS filesystem.
 
+- Raise number of supported partitions per disk (for raw access) to 63.
+  Addresses: https://cygwin.com/ml/cygwin/2016-06/msg00136.html
+
 
 Bug Fixes
 ---------