diff --git a/app/flatpak-builtins-ls-remote.c b/app/flatpak-builtins-ls-remote.c
index b303bef9..076b9ad7 100644
--- a/app/flatpak-builtins-ls-remote.c
+++ b/app/flatpak-builtins-ls-remote.c
@@ -76,6 +76,9 @@ flatpak_builtin_ls_remote (int argc, char **argv, GCancellable *cancellable, GEr
   if (argc < 2)
     return usage_error (context, _("REMOTE must be specified"), error);
 
+  if (argc > 2)
+    return usage_error (context, _("Too many arguments"), error);
+
   repository = argv[1];