diff --git a/src/useDeepEffect.ts b/src/useDeepEffect.ts
index 6b89ecb..b980b31 100644
--- a/src/useDeepEffect.ts
+++ b/src/useDeepEffect.ts
@@ -1,4 +1,5 @@
-import { useEffect, EffectCallback, DependencyList } from "react";
+import type { EffectCallback, DependencyList } from "react";
+import { useEffect } from "react";
 import useDeepCompareCache from "./useDeepCompareCache";
 
 /**
diff --git a/src/useLoadImg.tsx b/src/useLoadImg.tsx
index 2d17329..56caf72 100644
--- a/src/useLoadImg.tsx
+++ b/src/useLoadImg.tsx
@@ -1,10 +1,5 @@
-import React, {
-  CSSProperties,
-  useState,
-  useEffect,
-  useMemo,
-  useCallback,
-} from "react";
+import type { CSSProperties } from "react";
+import React, { useState, useEffect, useMemo, useCallback } from "react";
 import useDeepCompareCache from "./useDeepCompareCache";
 
 export type EImgState = "loading" | "done" | "error" | "idle";
diff --git a/src/useThrottle.ts b/src/useThrottle.ts
index 7fdf4c9..5e433f1 100644
--- a/src/useThrottle.ts
+++ b/src/useThrottle.ts
@@ -1,8 +1,8 @@
-import {
-  useThrottle,
+import type {
   ThrottleOptions,
   ControlFunctions,
 } from "@react-cmpt/use-throttle";
+import { useThrottle } from "@react-cmpt/use-throttle";
 
 export type { ThrottleOptions, ControlFunctions };
 
diff --git a/src/useThrottleFn.ts b/src/useThrottleFn.ts
index b9c8fb8..c7ac6ef 100644
--- a/src/useThrottleFn.ts
+++ b/src/useThrottleFn.ts
@@ -1,8 +1,8 @@
-import {
-  useThrottleFn,
+import type {
   ThrottleFnOptions,
   ThrottleReturnResult,
 } from "@react-cmpt/use-throttle";
+import { useThrottleFn } from "@react-cmpt/use-throttle";
 
 export type { ThrottleFnOptions, ThrottleReturnResult };
 
diff --git a/src/useUpdateEffect.ts b/src/useUpdateEffect.ts
index 9646329..481c148 100644
--- a/src/useUpdateEffect.ts
+++ b/src/useUpdateEffect.ts
@@ -1,4 +1,5 @@
-import { useEffect, EffectCallback, DependencyList, useRef } from "react";
+import type { EffectCallback, DependencyList } from "react";
+import { useEffect, useRef } from "react";
 
 /**
  * useUpdateEffect