diff --git a/pkgs/tools/misc/notify-desktop/default.nix b/pkgs/tools/misc/notify-desktop/default.nix
index 22b5035da514..0265e5dd8974 100644
--- a/pkgs/tools/misc/notify-desktop/default.nix
+++ b/pkgs/tools/misc/notify-desktop/default.nix
@@ -30,5 +30,6 @@ stdenv.mkDerivation {
     license = licenses.gpl2;
     platforms = platforms.unix;
     maintainers = with maintainers; [ ylwghst ];
+    mainProgram = "notify-desktop";
   };
 }