diff --git a/pkgs/tools/filesystems/duperemove/default.nix b/pkgs/tools/filesystems/duperemove/default.nix
index b13f216b8dbf..fd2be83691a1 100644
--- a/pkgs/tools/filesystems/duperemove/default.nix
+++ b/pkgs/tools/filesystems/duperemove/default.nix
@@ -57,5 +57,6 @@ stdenv.mkDerivation rec {
     license = licenses.gpl2;
     maintainers = with maintainers; [ bluescreen303 thoughtpolice ];
     platforms = platforms.linux;
+    mainProgram = "duperemove";
   };
 }