diff --git a/CHANGES/v2.3.txt b/CHANGES/v2.3.txt
index b3d296a141af52e7359a795182fdc92a011b6831..2cfe6bdb835b2e67309b120a75f53c7dcc01aa67 100644
--- a/CHANGES/v2.3.txt
+++ b/CHANGES/v2.3.txt
@@ -133,7 +133,7 @@ Version 2.3.1
 -------------
 See branch \branch{v2.3} on git repository.
 
-- small change in CS2BACKBONE to symmetrise the ring current contribution with respect to ring rotations (also faster)
+- small change in \ref CS2BACKBONE to symmetrise the ring current contribution with respect to ring rotations (also faster)
 - fixed `plumed-config` that was not working.
 - log file points to the `config.txt` files to allow users to check which features were available in that compiled version.
 - `make clean` in root dir now also cleans `vim` subdirectory.