diff --git a/src/hooks/useFullscreenLoading.ts b/src/hooks/useFullscreenLoading.ts
index 155c481..9d7d2e4 100644
--- a/src/hooks/useFullscreenLoading.ts
+++ b/src/hooks/useFullscreenLoading.ts
@@ -9,6 +9,12 @@ interface ILoadingInstance {
   close: () => void
 }
 
+interface IUseFullscreenLoading {
+  <T extends (...args: any[]) => ReturnType<T>>(fn: T, options?: LoadingOptions): (
+    ...args: Parameters<T>
+  ) => Promise<ReturnType<T>> | ReturnType<T>
+}
+
 /**
  * 传入一个函数 fn，在它执行周期内，加上「全屏」loading，
  * 如果：
@@ -19,10 +25,7 @@ interface ILoadingInstance {
  * @param options LoadingOptions
  * @returns Function 一个新的函数，去执行它吧
  */
-export function useFullscreenLoading<T>(
-  fn: (...args: any[]) => T | Promise<T>,
-  options: LoadingOptions = {}
-): (...args: any[]) => Promise<T> {
+export const useFullscreenLoading: IUseFullscreenLoading = (fn, options = {}) => {
   let loadingInstance: ILoadingInstance
   const showLoading = (options: LoadingOptions) => {
     loadingInstance = ElLoading.service(options)
@@ -31,7 +34,7 @@ export function useFullscreenLoading<T>(
     loadingInstance && loadingInstance.close()
   }
   const _options = { ...defaultOptions, ...options }
-  return (...args: any[]) => {
+  return (...args) => {
     try {
       showLoading(_options)
       const result = fn(...args)