diff --git a/easystacks/software.eessi.io/2023.06/zen4/eessi-2023.06-eb-4.9.3-2023a.yml b/easystacks/software.eessi.io/2023.06/zen4/eessi-2023.06-eb-4.9.3-2023a.yml
index ddf0ec4507..c51a0b273a 100644
--- a/easystacks/software.eessi.io/2023.06/zen4/eessi-2023.06-eb-4.9.3-2023a.yml
+++ b/easystacks/software.eessi.io/2023.06/zen4/eessi-2023.06-eb-4.9.3-2023a.yml
@@ -2,3 +2,4 @@ easyconfigs:
   - LAMMPS-2Aug2023_update2-foss-2023a-kokkos.eb
   - JupyterNotebook-7.0.2-GCCcore-12.3.0.eb
   - PyQt5-5.15.10-GCCcore-12.3.0.eb
+  - OrthoFinder-2.5.5-foss-2023a.eb