diff --git a/easystacks/software.eessi.io/2023.06/grace/eessi-2023.06-eb-5.0.0-2023a.yml b/easystacks/software.eessi.io/2023.06/grace/eessi-2023.06-eb-5.0.0-2023a.yml
new file mode 100644
index 0000000000..e08f6a8773
--- /dev/null
+++ b/easystacks/software.eessi.io/2023.06/grace/eessi-2023.06-eb-5.0.0-2023a.yml
@@ -0,0 +1,6 @@
+easyconfigs:
+  - Siesta-5.2.2-foss-2023a.eb:
+      options:
+        # see https://github.com/easybuilders/easybuild-easyconfigs/pull/22292
+        # and https://github.com/easybuilders/easybuild-easyconfigs/pull/22646
+        from-commit: b212c00fdc3983678037429719f1b210cb978b42