diff --git a/Changelog b/Changelog
index fdeab1fa81a4f63f4457c77819a04b02671bb6a4..daab89f1551ddcfb53ffe9cb230de4f6a74d7a1b 100644
--- a/Changelog
+++ b/Changelog
@@ -17,6 +17,7 @@
 Open Source Release <next-release>
 ##################################
 
+-   Libc      [2019/08/05] Remove obsolete (and forcing cpp error) builtins.h
 o!  Kernel    [2019/08/02] Functions over visitor's behaviors have been moved
               from Cil into a new module Visitor_behavior. Apply the migration
               script potassium2calcium.sh to update your plug-ins automatically.