diff --git a/electrmangnetic/pom.xml b/electrmangnetic/pom.xml
index 0eae279..b9ccd7e 100644
--- a/electrmangnetic/pom.xml
+++ b/electrmangnetic/pom.xml
@@ -63,11 +63,6 @@
             <artifactId>pagehelper</artifactId>
             <version>5.1.2</version>
         </dependency>
-        <dependency>
-            <groupId>org.apache.commons</groupId>
-            <artifactId>commons-lang3</artifactId>
-            <version>3.8.1</version>
-        </dependency>
         <dependency>
             <groupId>com.alibaba</groupId>
             <artifactId>druid</artifactId>
diff --git a/electrmangnetic/src/main/java/com/electromagnetic/industry/software/manage/service/serviceimpl/UserServiceImpl.java b/electrmangnetic/src/main/java/com/electromagnetic/industry/software/manage/service/serviceimpl/UserServiceImpl.java
index 08a163c..d77ae5e 100644
--- a/electrmangnetic/src/main/java/com/electromagnetic/industry/software/manage/service/serviceimpl/UserServiceImpl.java
+++ b/electrmangnetic/src/main/java/com/electromagnetic/industry/software/manage/service/serviceimpl/UserServiceImpl.java
@@ -2,6 +2,7 @@ package com.electromagnetic.industry.software.manage.service.serviceimpl;
 
 import cn.hutool.core.date.DateTime;
 import cn.hutool.core.date.SystemClock;
+import cn.hutool.core.util.RandomUtil;
 import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
 import com.electromagnetic.industry.software.common.cons.UserConstants;
 import com.electromagnetic.industry.software.common.enums.EffectFlagEnum;
@@ -27,14 +28,12 @@ import com.electromagnetic.industry.software.manage.pojo.resp.UserSearchResponse
 import com.electromagnetic.industry.software.manage.service.UserService;
 import io.jsonwebtoken.Jwts;
 import io.jsonwebtoken.SignatureAlgorithm;
-import org.apache.commons.lang3.RandomStringUtils;
 import org.springframework.stereotype.Service;
 
 import javax.annotation.Resource;
 import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
-import java.util.Set;
 
 import static cn.hutool.core.date.DateTime.now;
 
@@ -120,7 +119,7 @@ public class UserServiceImpl implements UserService {
     public ElectromagneticResult<?> createUser(UserRequest userRequest) {
 
         User user = UserMappers.INSTANCE.getUserRequestToModel(userRequest);
-        user.setSalt(RandomStringUtils.randomAlphanumeric(16));
+        user.setSalt(RandomUtil.randomString(16));
         user.setUserId(IdWorker.getSnowFlakeIdString());
         user.setUserPwd(SignUtils.MD5(UserConstants.DEFAULT_PASSWORD + user.getSalt()));
         user.setIsPublished(UserConstants.DEFAULT_PUBLISH_STATUS);