diff --git a/releasenotes.md b/releasenotes.md
index 3e4ccb0c8..1e5077bd9 100644
--- a/releasenotes.md
+++ b/releasenotes.md
@@ -30,6 +30,7 @@
 - The compiler now skips UTF8 BOM.
 - Printable values passed to the Formatter as pointers, will print as if passed by value.
 - Pointers are rendered with "0x" prefix when passed to '%s'.
+- Add temp allocator scribble.
 
 ### Fixes