diff --git a/lib/default.nix b/lib/default.nix
index a0ac889c..1b05fb68 100644
--- a/lib/default.nix
+++ b/lib/default.nix
@@ -39,7 +39,6 @@
     username  ? "albert",
     desktop   ? null, 
     platform  ? "x86_64-linux",
-    installer , 
     gpu       ? null, 
     theme     ? "default",
     format