diff --git a/src/controllers/api/missionInventoryUpdateController.ts b/src/controllers/api/missionInventoryUpdateController.ts
index cd5d1252..8e801efe 100644
--- a/src/controllers/api/missionInventoryUpdateController.ts
+++ b/src/controllers/api/missionInventoryUpdateController.ts
@@ -49,7 +49,8 @@ const missionInventoryUpdateController: RequestHandler = async (req, res): Promi
     const accountId = await getAccountIdForRequest(req);
 
     try {
-        const lootInventory = getJSONfromString(String(req.body)) as IMissionInventoryUpdateRequest;
+        // eslint-disable-next-line @typescript-eslint/no-unsafe-argument, @typescript-eslint/no-unsafe-call
+        const lootInventory = getJSONfromString(req.body.toString()) as IMissionInventoryUpdateRequest;
 
         logger.debug("missionInventoryUpdate with lootInventory =", lootInventory);