diff --git a/CHANGELOG.md b/CHANGELOG.md
index 24b30199dbf0a850f51d49366b3cb30c45e4a981..89bbb9efa0742312eac45297f9f4a7fa9ae78a52 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -16,6 +16,8 @@ Coq development, but not every API-breaking change is listed.  Changes marked
   recursive domain equation.  As a consequence, CMRAs no longer need a proof
   of completeness.
   (The old `cofeT` is provided by `algebra.deprecated`.)
+* [#] Implement a new agreement construction.  Unlike the old one, this one
+  preserves discreteness.
 * Renaming and moving things around: uPred and the rest of the base logic are
   in `base_logic`, while `program_logic` is for everything involving the
   general Iris notion of a language.