diff --git a/workstation/default.nix b/workstation/default.nix
index 4c1f2dd..bfff4a4 100644
--- a/workstation/default.nix
+++ b/workstation/default.nix
@@ -4,6 +4,7 @@ let
   my-python-packages = python-packages: with python-packages; [
     pip
     pipx
+    python-dateutil
     #setuptools
   ];
   python-with-my-packages = pkgs.python311Full.withPackages my-python-packages;