diff --git a/README.md b/README.md
index 1d499b1a..a51e881d 100644
--- a/README.md
+++ b/README.md
@@ -20,7 +20,7 @@
 * 容器改动 Tomcat 改为 并发性能更好的 undertow
 * 代码生成模板 改为适配 Mybatis-Plus 的代码
 * 项目修改为 maven多环境配置
-* 重磅更新 升级MybatisPlus 3.4.1 重写配置文件详细注释 更新所有插件
+* 升级MybatisPlus 3.4.2
 * 增加demo模块示例(给不会增加模块的小伙伴做参考)
 * 同步升级 3.3
 
diff --git a/pom.xml b/pom.xml
index 5e01366a..2b8a33f1 100644
--- a/pom.xml
+++ b/pom.xml
@@ -31,7 +31,7 @@
         <poi.version>4.1.2</poi.version>
         <velocity.version>1.7</velocity.version>
         <jwt.version>0.9.1</jwt.version>
-        <mybatis-plus.version>3.4.1</mybatis-plus.version>
+        <mybatis-plus.version>3.4.2</mybatis-plus.version>
         <hutool.version>5.4.0</hutool.version>
     </properties>
 	
diff --git a/ruoyi-admin/src/main/resources/application.yml b/ruoyi-admin/src/main/resources/application.yml
index 4e0d2b76..57a93445 100644
--- a/ruoyi-admin/src/main/resources/application.yml
+++ b/ruoyi-admin/src/main/resources/application.yml
@@ -84,7 +84,7 @@ token:
 # https://baomidou.com/config/
 mybatis-plus:
   # 对应的 XML 文件位置
-  mapper-locations: classpath*:mapper/**/*Mapper.xml
+  mapperLocations: classpath*:mapper/**/*Mapper.xml
   # 实体扫描，多个package用逗号或者分号分隔
   typeAliasesPackage: com.ruoyi.**.domain
   # 针对 typeAliasesPackage，如果配置了该属性，则仅仅会扫描路径下以该类作为父类的域对象
diff --git a/ruoyi-framework/src/main/java/com/ruoyi/framework/config/MybatisPlusConfig.java b/ruoyi-framework/src/main/java/com/ruoyi/framework/config/MybatisPlusConfig.java
index 7f46a758..9efbb962 100644
--- a/ruoyi-framework/src/main/java/com/ruoyi/framework/config/MybatisPlusConfig.java
+++ b/ruoyi-framework/src/main/java/com/ruoyi/framework/config/MybatisPlusConfig.java
@@ -1,7 +1,6 @@
 package com.ruoyi.framework.config;
 
 import com.baomidou.mybatisplus.annotation.DbType;
-import com.baomidou.mybatisplus.autoconfigure.ConfigurationCustomizer;
 import com.baomidou.mybatisplus.core.handlers.MetaObjectHandler;
 import com.baomidou.mybatisplus.core.incrementer.IKeyGenerator;
 import com.baomidou.mybatisplus.core.incrementer.IdentifierGenerator;
@@ -46,14 +45,6 @@ public class MybatisPlusConfig {
 		return paginationInnerInterceptor;
 	}
 
-	/**
-	 * 新的分页插件,一缓和二缓遵循mybatis的规则,需要设置 MybatisConfiguration#useDeprecatedExecutor = false 避免缓存出现问题(该属性会在旧插件移除后一同移除)
-	 */
-	@Bean
-	public ConfigurationCustomizer configurationCustomizer() {
-		return configuration -> configuration.setUseDeprecatedExecutor(false);
-	}
-
 	/**
 	 * 乐观锁插件
 	 * https://baomidou.com/guide/interceptor-optimistic-locker.html