diff --git a/spack-environment/dev/spack.yaml b/spack-environment/dev/spack.yaml
index 8b1125400eebba63c46cf13782c9cad4172204ec..dcff7e367905e2b47449d759a69d9d1193617757 100644
--- a/spack-environment/dev/spack.yaml
+++ b/spack-environment/dev/spack.yaml
@@ -75,6 +75,7 @@ spack:
   - py-scipy
   - py-seaborn
   - py-toml
+  - py-torch
   - py-uproot
   - py-wurlitzer
   - py-yapf