diff --git a/lass/1systems/helios/config.nix b/lass/1systems/helios/config.nix
index bd7f75c3e..5657742a6 100644
--- a/lass/1systems/helios/config.nix
+++ b/lass/1systems/helios/config.nix
@@ -71,6 +71,9 @@ with import <stockholm/lib>;
     hashPassword
     thunderbird
     dpass
+
+    # we want tensorflow! (with GPU acceleration)
+    python3Packages.tensorflowWithCuda
   ];
 
   users.users = {