diff --git a/client/src/actions.ts b/client/src/actions.ts
index f085b1d..a3eb3ab 100644
--- a/client/src/actions.ts
+++ b/client/src/actions.ts
@@ -1,6 +1,20 @@
 import axios from 'axios';
 import type { AxiosInstance } from 'axios';
 
+type ApiResponse = [string | null, any | null];
+
+declare module 'axios' {
+  export interface AxiosInstance {
+    request(config: AxiosRequestConfig): Promise<ApiResponse>;
+    get(url: string, config?: AxiosRequestConfig): Promise<ApiResponse>;
+    delete(url: string, config?: AxiosRequestConfig): Promise<ApiResponse>;
+    head(url: string, config?: AxiosRequestConfig): Promise<ApiResponse>;
+    post(url: string, data?: any, config?: AxiosRequestConfig): Promise<ApiResponse>;
+    put(url: string, data?: any, config?: AxiosRequestConfig): Promise<ApiResponse>;
+    patch(url: string, data?: any, config?: AxiosRequestConfig): Promise<ApiResponse>;
+  }
+}
+
 const api = axios.create({
   baseURL: 'http://localhost:41337',
   withCredentials: true