diff --git a/commafeed-server/pom.xml b/commafeed-server/pom.xml
index 2a132ff7..697396cb 100644
--- a/commafeed-server/pom.xml
+++ b/commafeed-server/pom.xml
@@ -157,7 +157,7 @@
 			<plugin>
 				<groupId>org.apache.maven.plugins</groupId>
 				<artifactId>maven-checkstyle-plugin</artifactId>
-				<version>3.3.1</version>
+				<version>3.4.0</version>
 				<executions>
 					<execution>
 						<id>validate</id>