diff --git a/doc/91_relnotes.qbk b/doc/91_relnotes.qbk
index 228760d..d34861b 100644
--- a/doc/91_relnotes.qbk
+++ b/doc/91_relnotes.qbk
@@ -11,6 +11,12 @@
 
 [section:relnotes Release Notes]
 
+[heading Boost Release 1.67]
+
+* Fixed [@https://github.com/boostorg/optional/issues/46 issue #46].
+* Fixed `-Wzero-as-null-pointer-constant` warnings.
+
+
 [heading Boost Release 1.66]
 
 * On newer compilers `optional` is now trivially-copyable for scalar `T`s. This uses a different storage (just `T` rather than `aligned_storage`). We require the compiler to support defaulted functions.