diff --git a/plugins/by-name/conform-nvim/auto-install.nix b/plugins/by-name/conform-nvim/auto-install.nix
index 2e1cf4a9..7e25aeaf 100644
--- a/plugins/by-name/conform-nvim/auto-install.nix
+++ b/plugins/by-name/conform-nvim/auto-install.nix
@@ -26,7 +26,7 @@ rec {
     { configuredFormatters, overrides }:
     name:
     let
-      permittedNames = attrNames configuredFormatters;
+      permittedNames = lib.optionals (lib.isAttrs configuredFormatters) (attrNames configuredFormatters);
       isSType = x: elem x sTypeList;
       notFoundMsg = ''
         A package for the conform-nvim formatter '${name}' could not be found.