diff --git a/pom.xml b/pom.xml
index 4fac2ff0..e57a2ae6 100644
--- a/pom.xml
+++ b/pom.xml
@@ -914,7 +914,7 @@
       <plugin>
         <groupId>org.apache.maven.plugins</groupId>
         <artifactId>maven-checkstyle-plugin</artifactId>
-        <version>2.5</version>
+        <version>2.9.1</version>
         <configuration>
           <configLocation>config/maven_checks.xml</configLocation>
           <headerLocation>config/maven-header.txt</headerLocation>