diff --git a/pom.xml b/pom.xml
index de0c6cf..7afc499 100644
--- a/pom.xml
+++ b/pom.xml
@@ -62,7 +62,7 @@
         <dependency>
             <groupId>org.mybatis.spring.boot</groupId>
             <artifactId>mybatis-spring-boot-starter</artifactId>
-            <version>2.2.2</version>
+            <version>2.3.1</version>
         </dependency>
 
         <dependency>
@@ -131,7 +131,7 @@
                         <phase>package</phase>
                         <configuration>
                             <target>
-                                <copy todir="src/main/docker" file="target/${project.artifactId}.${project.packaging}"></copy>
+                                <copy todir="src/main/docker" file="target/${project.artifactId}.${project.packaging}"/>
                             </target>
                         </configuration>
                         <goals>