1 files changed, 4 insertions, 3 deletions
diff --git a/nixpkgs/pkgs/tools/networking/udptunnel/default.nix b/nixpkgs/pkgs/tools/networking/udptunnel/default.nix
index 6063cb38b568..362f6fbbc2cf 100644
--- a/nixpkgs/pkgs/tools/networking/udptunnel/default.nix
+++ b/nixpkgs/pkgs/tools/networking/udptunnel/default.nix
@@ -1,10 +1,11 @@
 { lib, stdenv, fetchurl }:
 
-stdenv.mkDerivation {
-  name = "udptunnel-19";
+stdenv.mkDerivation rec {
+  pname = "udptunnel";
+  version = "19";
 
   src = fetchurl {
-    url = "https://storage.googleapis.com/google-code-archive-downloads/v2/code.google.com/udptunnel/udptunnel-r19.tar.gz";
+    url = "https://storage.googleapis.com/google-code-archive-downloads/v2/code.google.com/udptunnel/udptunnel-r${version}.tar.gz";
     sha256 = "1hkrn153rdyrp9g15z4d5dq44cqlnby2bfplp6z0g3862lnv7m3l";
   };