diff --git a/packages/medusa-react/src/hooks/store/carts/mutations.ts b/packages/medusa-react/src/hooks/store/carts/mutations.ts
index bcff20f040..e5b2160d3a 100644
--- a/packages/medusa-react/src/hooks/store/carts/mutations.ts
+++ b/packages/medusa-react/src/hooks/store/carts/mutations.ts
@@ -61,9 +61,8 @@ export const useUpdatePaymentSession = (
 ) => {
   const { client } = useMedusa()
   return useMutation(
-    (
-      data: { provider_id: string } & StorePostCartsCartPaymentSessionUpdateReq
-    ) => client.carts.updatePaymentSession(cartId, data.provider_id, data),
+    ({ data, provider_id }) =>
+      client.carts.updatePaymentSession(cartId, provider_id, { data }),
     options
   )
 }