diff --git a/src/app/[name]/(Dialogs)/cart/hooks/useCartData.ts b/src/app/[name]/(Dialogs)/cart/hooks/useCartData.ts
index 8ce8b8c..49e49a1 100644
--- a/src/app/[name]/(Dialogs)/cart/hooks/useCartData.ts
+++ b/src/app/[name]/(Dialogs)/cart/hooks/useCartData.ts
@@ -1,6 +1,6 @@
 import { useMutation, useQuery, useQueryClient } from "@tanstack/react-query";
 import * as api from "../service/CartService";
-import type { CartResponse } from "../types/Types";
+import type { CartResponse, CartItem } from "../types/Types";
 
 export const useBulkCart = () => {
   const queryClient = useQueryClient();
@@ -76,7 +76,7 @@ export const useDecrementCart = () => {
 
       if (previousCart?.data) {
         const updatedItems = previousCart.data.items
-          .map((item) => {
+          .map((item: CartItem) => {
             if (item.foodId === String(id)) {
               const newQuantity = item.quantity - 1;
               if (newQuantity <= 0) {
@@ -89,7 +89,7 @@ export const useDecrementCart = () => {
             }
             return item;
           })
-          .filter((item): item is NonNullable<typeof item> => item !== null);
+          .filter((item: CartItem | null): item is CartItem => item !== null);
 
         queryClient.setQueryData<CartResponse>(["cart-items"], {
           ...previousCart,
diff --git a/src/app/[name]/(Dialogs)/cart/types/Types.ts b/src/app/[name]/(Dialogs)/cart/types/Types.ts
index 85077f0..15ced96 100644
--- a/src/app/[name]/(Dialogs)/cart/types/Types.ts
+++ b/src/app/[name]/(Dialogs)/cart/types/Types.ts
@@ -33,4 +33,45 @@ export interface CartData {
   updatedAt: string;
 }
 
+export interface CartCategory {
+  id: string;
+  createdAt: string;
+  updatedAt: string;
+  deletedAt: string | null;
+  title: string;
+  isActive: boolean;
+  restaurant: string;
+  avatarUrl: string | null;
+}
+
+export interface CartFood {
+  id: string;
+  createdAt: string;
+  updatedAt: string;
+  deletedAt: string | null;
+  restaurant: string;
+  category: CartCategory;
+  title: string;
+  desc: string;
+  content: string | string[] | null;
+  price: number;
+  points: number | null;
+  order: number | null;
+  prepareTime: number | null;
+  sat: boolean;
+  sun: boolean;
+  mon: boolean;
+  breakfast: boolean;
+  noon: boolean;
+  dinner: boolean;
+  stock: number;
+  stockDefault: number;
+  isActive: boolean;
+  images: string[];
+  inPlaceServe: boolean;
+  pickupServe: boolean;
+  rate: number;
+  discount: number;
+}
+
 export type CartResponse = BaseResponse<CartData>;