diff --git a/pkgs/tools/text/gawk/default.nix b/pkgs/tools/text/gawk/default.nix
index b7eb00ee5944..fd746ca117e8 100644
--- a/pkgs/tools/text/gawk/default.nix
+++ b/pkgs/tools/text/gawk/default.nix
@@ -19,10 +19,11 @@ let
   inherit (lib) optional;
 in
 stdenv.mkDerivation rec {
-  name = "gawk-5.1.0";
+  pname = "gawk";
+  version = "5.1.0";
 
   src = fetchurl {
-    url = "mirror://gnu/gawk/${name}.tar.xz";
+    url = "mirror://gnu/gawk/gawk-${version}.tar.xz";
     sha256 = "1gc2cccqy1x1bf6rhwlmd8q7dz7gnam6nwgl38bxapv6qm5flpyg";
   };