diff --git a/src/methods/stacas/config.vsh.yaml b/src/methods/stacas/config.vsh.yaml
index e7c8079d..2b3dfe63 100644
--- a/src/methods/stacas/config.vsh.yaml
+++ b/src/methods/stacas/config.vsh.yaml
@@ -29,7 +29,7 @@ engines:
     image: openproblems/base_r:1
     setup:
       - type: r
-        github: carmonalab/STACAS
+        github: carmonalab/STACAS@2.4.1
 runners:
   - type: executable
   - type: nextflow