diff --git a/CHANGES/v2.4.md b/CHANGES/v2.4.md
index ccf0c0597fe9e2c093469727652525f02ce3287c..36e4435999a82125db87383d5dfa92cc8fafbc41 100644
--- a/CHANGES/v2.4.md
+++ b/CHANGES/v2.4.md
@@ -32,6 +32,10 @@ Changes from version 2.3 which are relevant for users:
   - A new EDS module have been included, contributed by Glen Hocky and Andrew White.
     This module implements the following methods:
     - \ref EDS
+  - A new DRR module have been included, contributed by Summer Snow.
+    This module implements the following methods:
+    - \ref DRR
+    - \ref drr_tools
 - New collective variables:
   - \ref DIMER (thanks to Marco Nava).
   - \ref IMPLICIT : EEF1-SB implicit solvent solvation energy