diff --git a/pkgs/tools/package-management/nix-update-source/default.nix b/pkgs/tools/package-management/nix-update-source/default.nix
index a2add8f8a78e..9b7326db0343 100644
--- a/pkgs/tools/package-management/nix-update-source/default.nix
+++ b/pkgs/tools/package-management/nix-update-source/default.nix
@@ -1,14 +1,16 @@
-{ lib, pkgs, fetchFromGitHub, python3Packages, nix-prefetch-scripts
-, runtimeShell }:
+{ lib, pkgs, fetchFromGitHub, python3Packages, nix-prefetch-scripts, runtimeShell }:
+
 python3Packages.buildPythonApplication rec {
+  pname = "nix-update-source";
   version = "0.6.3";
-  name = "nix-update-source-${version}";
+
   src = fetchFromGitHub {
     owner = "timbertson";
     repo = "nix-update-source";
-    rev = "version-0.6.3";
+    rev = "version-${version}";
     sha256 = "157wvv9vnaszzwbj68jpdc0imcm1hdab3z760bx2axbsgfpqqilz";
   };
+
   propagatedBuildInputs = [ nix-prefetch-scripts ];
   passthru = {
     # NOTE: `fetch` should not be used within nixpkgs because it
@@ -28,6 +30,7 @@ python3Packages.buildPythonApplication rec {
         inherit src;
         overrideSrc = drv: lib.overrideDerivation drv (orig: { inherit src; });
       };
+
     updateScript = ''
       #!${runtimeShell}
       set -e
@@ -43,6 +46,7 @@ python3Packages.buildPythonApplication rec {
         --modify-nix default.nix
     '';
   };
+
   meta = {
     description = "Utility to automate updating of nix derivation sources";
     maintainers = with lib.maintainers; [ timbertson ];