diff --git a/flake.nix b/flake.nix
index edead20..da879d6 100644
--- a/flake.nix
+++ b/flake.nix
@@ -30,10 +30,22 @@
         );
     in
     {
-      overlays.default =
-        final: prev:
-        {
-        };
+      overlays.default = final: prev: {
+        tor = prev.tor.overrideAttrs (
+          old:
+          let
+            pname = "tor";
+            version = "0.4.9.2-alpha";
+          in
+          {
+            version = version;
+            src = prev.fetchurl {
+              url = "https://dist.torproject.org/${pname}-${version}.tar.gz";
+              hash = "sha256-uUJc92dwLXGISOiEdJjg1G8qJhuHp7Qk3BjSOZUxABo=";
+            };
+          }
+        );
+      };
 
       devShells = forEachSupportedSystem (
         { pkgs, pkgs-mine }:
@@ -49,6 +61,7 @@
               pkgs.obfs4
               pkgs.gnumake
               pkgs.opentofu
+              pkgs.tor
             ];
             buildInputs = libraries;
             inputsFrom = libraries;