diff --git a/flake.nix b/flake.nix
index e83f8ff..ced1f98 100644
--- a/flake.nix
+++ b/flake.nix
@@ -21,7 +21,7 @@
 
         packages.proxytunnel = pkgs.stdenv.mkDerivation {
           pname = "proxytunnel";
-          version = "1.0.0";
+          version = "1.12.3";
           src = ./.;
 
           nativeBuildInputs = [pkgs.gnumake];