diff --git a/src/client/components/booking-form.tsx b/src/client/components/booking-form.tsx
index e91ed01..41c8a8f 100644
--- a/src/client/components/booking-form.tsx
+++ b/src/client/components/booking-form.tsx
@@ -3,7 +3,7 @@ import { useMutation, useQuery } from "@tanstack/react-query";
 import { queryClient } from "@/client/rpc-client";
 
 // Feature flag for multi-treatments availability API compatibility
-const USE_MULTI_TREATMENTS_AVAILABILITY = false;
+const USE_MULTI_TREATMENTS_AVAILABILITY = true;
 
 export function BookingForm() {
   const [selectedTreatments, setSelectedTreatments] = useState<Array<{id: string, name: string, duration: number, price: number}>>([]);