diff --git a/easystacks/software.eessi.io/2023.06/eessi-2023.06-eb-5.1.2-2023a.yml b/easystacks/software.eessi.io/2023.06/eessi-2023.06-eb-5.1.2-2023a.yml
index 58958d122d..7030de29fe 100644
--- a/easystacks/software.eessi.io/2023.06/eessi-2023.06-eb-5.1.2-2023a.yml
+++ b/easystacks/software.eessi.io/2023.06/eessi-2023.06-eb-5.1.2-2023a.yml
@@ -17,3 +17,4 @@ easyconfigs:
       options:
         # see https://github.com/easybuilders/easybuild-easyconfigs/pull/24176
         from-commit: 107ea0ea250d1fd145c92f1d265d372e0ea3e685
+  - GROMACS-2023.3-foss-2023a-PLUMED-2.9.0.eb