diff --git a/easystacks/software.eessi.io/2023.06/sapphire_rapids/eessi-2023.06-eb-4.9.4-001-system.yml b/easystacks/software.eessi.io/2023.06/sapphire_rapids/eessi-2023.06-eb-4.9.4-001-system.yml
index 4317faf9a4..c92d62717b 100644
--- a/easystacks/software.eessi.io/2023.06/sapphire_rapids/eessi-2023.06-eb-4.9.4-001-system.yml
+++ b/easystacks/software.eessi.io/2023.06/sapphire_rapids/eessi-2023.06-eb-4.9.4-001-system.yml
@@ -4,7 +4,7 @@ easyconfigs:
   - EasyBuild-4.9.1.eb
   - EasyBuild-4.9.2.eb
   - EasyBuild-4.9.3.eb
-  - EasyBuild-4.9.4.eb
+  - EasyBuild-4.9.4.eb:
       options:
         # see https://github.com/easybuilders/easybuild-easyconfigs/pull/21465
         from-commit: 39cdebd7bd2cb4a9c170ee22439401316b2e7a25