diff --git a/easystacks/software.eessi.io/2023.06/a64fx/eessi-2023.06-eb-4.9.2-2023a.yml b/easystacks/software.eessi.io/2023.06/a64fx/eessi-2023.06-eb-4.9.2-2023a.yml
index 58907f0ba0..6474d658ce 100644
--- a/easystacks/software.eessi.io/2023.06/a64fx/eessi-2023.06-eb-4.9.2-2023a.yml
+++ b/easystacks/software.eessi.io/2023.06/a64fx/eessi-2023.06-eb-4.9.2-2023a.yml
@@ -20,3 +20,7 @@ easyconfigs:
         from-commit: f0e91e6e430ebf902f7788ebb47f0203dee60649
   - R-4.3.2-gfbf-2023a.eb
   - Highway-1.0.4-GCCcore-12.3.0.eb
+  - Brunsli-0.1-GCCcore-12.3.0.eb:
+      options:
+        # https://github.com/easybuilders/easybuild-easyconfigs/pull/21366
+        from-commit: 1736a123b1685836452587a5c51793257570bb2d