diff --git a/shenvs/tcrb.nix b/shenvs/tcrb.nix
new file mode 100644
index 0000000..0747e9a
--- /dev/null
+++ b/shenvs/tcrb.nix
@@ -0,0 +1,7 @@
+pkgs: {
+  paths = with pkgs; [
+    pipenv
+    (python310.withPackages ( packages: with packages; [
+    ])) 
+  ];
+}