diff --git a/doc/release_notes.rst b/doc/release_notes.rst
index 988b8803d..ae003d072 100644
--- a/doc/release_notes.rst
+++ b/doc/release_notes.rst
@@ -10,6 +10,8 @@ Release Notes
 Upcoming Release
 ================
 
+* Set p_nom = p_nom_min for generators with baseyear == grouping_year in add_existing_baseyear. This has no effect on the optimization but helps n.statistics to correctly report already installed capacities.
+
 * Reverted outdated hotfix for doubled renewable capacity in myopic optimization.
 
 * Added Enhanced Geothermal Systems for generation of electricity and district heat.