diff --git a/easystacks/software.eessi.io/2026.06/additional_arch/riscv64/generic/eessi-2026.06-eb-5.4.0-2026.1.yml b/easystacks/software.eessi.io/2026.06/additional_arch/riscv64/generic/eessi-2026.06-eb-5.4.0-2026.1.yml
index d2f1fea577..3aadbe1614 100644
--- a/easystacks/software.eessi.io/2026.06/additional_arch/riscv64/generic/eessi-2026.06-eb-5.4.0-2026.1.yml
+++ b/easystacks/software.eessi.io/2026.06/additional_arch/riscv64/generic/eessi-2026.06-eb-5.4.0-2026.1.yml
@@ -179,3 +179,7 @@ easyconfigs:
   - scikit-learn-1.8.0-gfbf-2026.1.eb
   - Cartopy-0.25.0-foss-2026.1.eb
   - Arrow-24.0.0-gfbf-2026.1.eb
+  - rsx-0.2.10-GCCcore-15.2.0:
+      options:
+        # see https://github.com/easybuilders/easybuild-easyconfigs/pull/26973
+        from-commit: 908a148ac0e03bce6b4dbe60b6cefaf47b90169a