diff --git a/pkgs/tmx-cups-ppd.nix b/pkgs/tmx-cups-ppd.nix
index 73c6b9f..42c747c 100644
--- a/pkgs/tmx-cups-ppd.nix
+++ b/pkgs/tmx-cups-ppd.nix
@@ -6,7 +6,7 @@
 }:
 
 stdenv.mkDerivation rec {
-  name = "tmx-cups-ppd";
+  pname = "tmx-cups-ppd";
   version = "2.0.2.101";
 
   src = fetchurl {