diff --git a/modules/programs/wlogout.nix b/modules/programs/wlogout.nix
index b4dba5760..61a38f2db 100644
--- a/modules/programs/wlogout.nix
+++ b/modules/programs/wlogout.nix
@@ -106,7 +106,7 @@ in
     };
 
     style = mkOption {
-      type = nullOr (either path str);
+      type = nullOr (either path lines);
       default = null;
       description = ''
         CSS style of the bar.