diff --git a/CHANGES.md b/CHANGES.md
index f0e661daa3..c03e500637 100644
--- a/CHANGES.md
+++ b/CHANGES.md
@@ -16,6 +16,7 @@
 * Misc: move tests to OCaml 5.3
 * Misc: import many test from the OCaml codebase
 * Runtime: support for float16 bigarrays
+* Runtime: support more Unix functions (#1823)
 
 ## Bug fixes
 * Compiler: Fix small bug in global data flow analysis (#1768)