diff --git a/doc/ChangeLog b/doc/ChangeLog
index e105de2e94..830edb9a3f 100644
--- a/doc/ChangeLog
+++ b/doc/ChangeLog
@@ -61,6 +61,7 @@ M       src/physics/cam7/physpkg.F90
  - interface changes for including pbuf
 
 M       src/physics/carma/cam/carma_constants_mod.F90
+ - add MAXCLDAERDIAG
 
 M       src/physics/carma/cam/carma_intr.F90
  - add "only" to use statements