diff --git a/src/controllers/custom/getItemListsController.ts b/src/controllers/custom/getItemListsController.ts
index dc2d6c4f..35189e60 100644
--- a/src/controllers/custom/getItemListsController.ts
+++ b/src/controllers/custom/getItemListsController.ts
@@ -313,7 +313,7 @@ const getItemListsController: RequestHandler = (req, response) => {
                 uniqueName,
                 name: getString(arcane.name, lang)
             };
-            if (arcane.isFrivolous) {
+            if (arcane.excludeFromCodex) {
                 mod.badReason = "frivolous";
             }
             res.mods.push(mod);