diff --git a/pkgs/tools/networking/tdns-cli/default.nix b/pkgs/tools/networking/tdns-cli/default.nix
index 4ad924ee5b55..20bc456eea80 100644
--- a/pkgs/tools/networking/tdns-cli/default.nix
+++ b/pkgs/tools/networking/tdns-cli/default.nix
@@ -11,10 +11,7 @@ rustPlatform.buildRustPackage rec {
     sha256 = "0nn036in5j1h0vxkwif0lf7fn900zy4f4kxlzy6qdx3jakgmxvwh";
   };
 
-  # Delete this on next update; see #79975 for details
-  legacyCargoFetcher = true;
-
-  cargoSha256 = "0h41ws3jcxb90mhnznckfkfv0mpx6ykga7087bipbaw2fqhr7izd";
+  cargoSha256 = "0v1hx6kjsmydx6ckjqj31y2gcpvax4mshwrniicplkka3q6hx9ra";
 
   meta = with stdenv.lib; {
     description = "DNS tool that aims to replace dig and nsupdate";