diff --git a/nixos/configuration.nix b/nixos/configuration.nix
index 7cf57c44..ec2e08e9 100644
--- a/nixos/configuration.nix
+++ b/nixos/configuration.nix
@@ -5,9 +5,11 @@ let
     appdirs
     ipdb
     ipython
+    numpy
     pip
     python-language-server
     requests
+    tensorflow
     tox
     virtualenv
     virtualenvwrapper