diff --git a/easystacks/software.eessi.io/2023.06/sapphire_rapids/eessi-2023.06-eb-4.9.0-2023a.yml b/easystacks/software.eessi.io/2023.06/sapphire_rapids/eessi-2023.06-eb-4.9.0-2023a.yml
index 19f80d71fe..7661bf3166 100644
--- a/easystacks/software.eessi.io/2023.06/sapphire_rapids/eessi-2023.06-eb-4.9.0-2023a.yml
+++ b/easystacks/software.eessi.io/2023.06/sapphire_rapids/eessi-2023.06-eb-4.9.0-2023a.yml
@@ -10,3 +10,10 @@ easyconfigs:
   - CGAL-5.6-GCCcore-12.3.0.eb
   - ParaView-5.11.2-foss-2023a.eb
   - gnuplot-5.4.8-GCCcore-12.3.0.eb
+  - ESPResSo-4.2.1-foss-2023a.eb:
+      # see https://github.com/easybuilders/easybuild-easyconfigs/pull/19592
+      options:
+        from-pr: 19592
+  - Rivet-3.1.9-gompi-2023a-HepMC3-3.2.6.eb:
+      options:
+        from-pr: 19679