diff --git a/easystacks/software.eessi.io/2023.06/hpc.rug.nl-2023.01-eb-4.9.0-2022b.yml b/easystacks/software.eessi.io/2023.06/hpc.rug.nl-2023.01-eb-4.9.0-2022b.yml
index b0551f66c6..2b172d4b78 100644
--- a/easystacks/software.eessi.io/2023.06/hpc.rug.nl-2023.01-eb-4.9.0-2022b.yml
+++ b/easystacks/software.eessi.io/2023.06/hpc.rug.nl-2023.01-eb-4.9.0-2022b.yml
@@ -9,3 +9,4 @@ easyconfigs:
   - SAMtools-1.15.1-GCC-11.3.0.eb
   - BAGEL-1.2.2-foss-2021a.eb
   - RevBayes-1.2.1-gompi-2022a.eb
+  - RevBayes-1.1.1-GCC-11.2.0.eb