1 files changed, 1 insertions, 0 deletions
diff --git a/nixpkgs/pkgs/tools/text/copyright-update/default.nix b/nixpkgs/pkgs/tools/text/copyright-update/default.nix
index e0318c20a0e6..72cecf1e9246 100644
--- a/nixpkgs/pkgs/tools/text/copyright-update/default.nix
+++ b/nixpkgs/pkgs/tools/text/copyright-update/default.nix
@@ -19,6 +19,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     homepage = "https://github.com/jaalto/project--copyright-update";
     description = "Updates the copyright information in a set of files";
+    mainProgram = "copyright-update";
     license = licenses.gpl2Plus;
     platforms = platforms.all;
     maintainers = [ maintainers.rycee ];