diff --git a/easystacks/software.eessi.io/2025.06/eessi-2025.06-eb-5.4.0-2025b.yml b/easystacks/software.eessi.io/2025.06/eessi-2025.06-eb-5.4.0-2025b.yml
index bda0ad6ac9..d594e6ad69 100644
--- a/easystacks/software.eessi.io/2025.06/eessi-2025.06-eb-5.4.0-2025b.yml
+++ b/easystacks/software.eessi.io/2025.06/eessi-2025.06-eb-5.4.0-2025b.yml
@@ -7,4 +7,5 @@ easyconfigs:
   - STAR-2.7.11b-GCC-14.3.0.eb
   - OpenMM-8.5.2-foss-2025b.eb
   - Jellyfish-2.3.1-GCC-14.3.0.eb
-  - prodigal-2.6.3-GCCcore-14.3.0.eb
\ No newline at end of file
+  - prodigal-2.6.3-GCCcore-14.3.0.eb
+  - slepc4py-3.24.0-foss-2025b.eb
\ No newline at end of file