diff --git a/spack-environment/xl/spack.yaml b/spack-environment/xl/spack.yaml
index 60145849152ff052a3268fc6e58cb224ac8519e1..6e9d8fdf75ab62faa81707701ac9b656a47b933f 100644
--- a/spack-environment/xl/spack.yaml
+++ b/spack-environment/xl/spack.yaml
@@ -19,7 +19,6 @@ spack:
   - dawn
   - dawncut
   - dd4hep +ddeve
-  - dpmjet
   - east
   - edm4eic
   - edm4hep