diff --git a/code-generator/pom.xml b/code-generator/pom.xml
index 7caa969..7f988c8 100644
--- a/code-generator/pom.xml
+++ b/code-generator/pom.xml
@@ -9,7 +9,7 @@
     <artifactId>code-generator</artifactId>
     <packaging>maven-plugin</packaging>
     <properties>
-        <mavenVersion>3.5.4</mavenVersion>
+        <mavenVersion>3.8.1</mavenVersion>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
         <maven.compiler.source>1.8</maven.compiler.source>
         <maven.compiler.target>1.8</maven.compiler.target>