diff --git a/pkgs/by-name/po/popfile/package.nix b/pkgs/by-name/po/popfile/package.nix
index e0c7110bc07c..0229b4c79cd9 100644
--- a/pkgs/by-name/po/popfile/package.nix
+++ b/pkgs/by-name/po/popfile/package.nix
@@ -6,13 +6,12 @@
   perlPackages,
 }:
 
-stdenv.mkDerivation rec {
-  appname = "popfile";
+stdenv.mkDerivation (finalAttrs: {
   version = "1.1.3";
-  name = "${appname}-${version}";
+  pname = "popfile";
 
   src = fetchzip {
-    url = "https://getpopfile.org/downloads/${appname}-${version}.zip";
+    url = "https://getpopfile.org/downloads/popfile-${finalAttrs.version}.zip";
     sha256 = "0gcib9j7zxk8r2vb5dbdz836djnyfza36vi8215nxcdfx1xc7l63";
     stripRoot = false;
   };
@@ -65,4 +64,4 @@ stdenv.mkDerivation rec {
     # https://getpopfile.org/docs/faq:systemrequirements
     platforms = lib.platforms.linux;
   };
-}
+})