diff --git a/CHANGES b/CHANGES
index c8ac708..a456a3a 100644
--- a/CHANGES
+++ b/CHANGES
@@ -3,6 +3,7 @@
   sprinkle compiler attributes over code base
   some arm fixes (char is unsigned on arm)
   str_diff* included byte.h instead of str.h (Mathias Gumz)
+  ownership warnings for clang (can diagnose double free if you free after iob_addbuf_free)
 
 0.34:
   be more C99 compliant (Florian Weimer)