diff --git a/mybatis-plus-join-test/test-kotlin/pom.xml b/mybatis-plus-join-test/test-kotlin/pom.xml
index bc9af2c..c0964bf 100644
--- a/mybatis-plus-join-test/test-kotlin/pom.xml
+++ b/mybatis-plus-join-test/test-kotlin/pom.xml
@@ -49,7 +49,7 @@
                 <groupId>org.jetbrains.kotlin</groupId>
                 <!--suppress KotlinMavenPluginPhase -->
                 <artifactId>kotlin-maven-plugin</artifactId>
-                <version>2.0.20</version>
+                <version>2.0.21</version>
                 <executions>
                     <execution>
                         <id>compile</id>