diff --git a/pkgs/development/libraries/qca-qt5/default.nix b/pkgs/development/libraries/qca-qt5/default.nix
index 6e190a656f6..3c4868495dc 100644
--- a/pkgs/development/libraries/qca-qt5/default.nix
+++ b/pkgs/development/libraries/qca-qt5/default.nix
@@ -1,10 +1,11 @@
 { stdenv, fetchurl, cmake, openssl, pkgconfig, qtbase }:
 
 stdenv.mkDerivation rec {
-  name = "qca-qt5-2.1.3";
+  pname = "qca-qt5";
+  version = "2.1.3";
 
   src = fetchurl {
-    url = "http://download.kde.org/stable/qca/2.1.3/src/qca-2.1.3.tar.xz";
+    url = "http://download.kde.org/stable/qca/${version}/src/qca-${version}.tar.xz";
     sha256 = "0lz3n652z208daxypdcxiybl0a9fnn6ida0q7fh5f42269mdhgq0";
   };