diff --git a/CHANGES.md b/CHANGES.md
index 41e234bd..987035de 100644
--- a/CHANGES.md
+++ b/CHANGES.md
@@ -11,6 +11,10 @@ next
   versioned API, and no external dependencies. (#673, #678 #692, #695
   @rgrinberg)
 
+- Register the transitive dependencies of compilation units as the
+  compiler might read `.cm*` files recursively (#666, fixes #660,
+  @emillon)
+
 1.0+beta20 (10/04/2018)
 -----------------------