diff --git a/spack-environment/dev/spack.yaml b/spack-environment/dev/spack.yaml
index 6821d66ec964cba87cac76152e7502949ebc5534..5d2538f9a576e23ab5b73cbbf8657a90d4030ad9 100644
--- a/spack-environment/dev/spack.yaml
+++ b/spack-environment/dev/spack.yaml
@@ -74,6 +74,7 @@ spack:
     - py-scipy
     - py-seaborn
     - py-toml
+    - py-torch
     - py-uproot
     - py-wurlitzer
     - py-yapf