diff --git a/pkgs/by-name/en/enscript/package.nix b/pkgs/by-name/en/enscript/package.nix
index e0bf73af04d8..5908b9fd529a 100644
--- a/pkgs/by-name/en/enscript/package.nix
+++ b/pkgs/by-name/en/enscript/package.nix
@@ -48,5 +48,6 @@ stdenv.mkDerivation rec {
 
     maintainers = [ ];
     platforms = lib.platforms.all;
+    mainProgram = "enscript";
   };
 }