diff --git a/pom.xml b/pom.xml
index 80cf9affc..10a7cc80f 100644
--- a/pom.xml
+++ b/pom.xml
@@ -70,7 +70,7 @@
         <dependency>
             <groupId>tk.mybatis</groupId>
             <artifactId>mapper</artifactId>
-            <version>3.4.2</version>
+            <version>4.2.1</version>
         </dependency>
         <dependency>
             <groupId>com.github.pagehelper</groupId>