diff --git a/lib/trpc/memoizedRequests/index.ts b/lib/trpc/memoizedRequests/index.ts
index 742fb2606..ec361b96c 100644
--- a/lib/trpc/memoizedRequests/index.ts
+++ b/lib/trpc/memoizedRequests/index.ts
@@ -76,7 +76,7 @@ export const getRoomAvailability = cache(
     adults: number
     roomStayStartDate: string
     roomStayEndDate: string
-    children?: number
+    children?: string
     promotionCode?: string
     rateCode?: string
   }) {