diff --git a/easystacks/software.eessi.io/2025.06/eessi-2025.06-eb-5.3.1-2025b.yml b/easystacks/software.eessi.io/2025.06/eessi-2025.06-eb-5.3.1-2025b.yml
index d0dc5e0d9e..0161539dcf 100644
--- a/easystacks/software.eessi.io/2025.06/eessi-2025.06-eb-5.3.1-2025b.yml
+++ b/easystacks/software.eessi.io/2025.06/eessi-2025.06-eb-5.3.1-2025b.yml
@@ -10,3 +10,4 @@ easyconfigs:
       options:
         # see https://github.com/easybuilders/easybuild-easyconfigs/pull/26421
         from-commit: 538776cf616f8eeeca9e96c8110c065f5256932c
+  - R-4.5.2-gfbf-2025b.eb