diff --git a/bzst-dip-java-client/pom.xml b/bzst-dip-java-client/pom.xml
index f7984217..bc2360a9 100644
--- a/bzst-dip-java-client/pom.xml
+++ b/bzst-dip-java-client/pom.xml
@@ -225,7 +225,7 @@
 			<plugin>
 				<groupId>org.apache.maven.plugins</groupId>
 				<artifactId>maven-javadoc-plugin</artifactId>
-				<version>3.10.1</version>
+				<version>3.11.1</version>
 				<executions>
 					<execution>
 						<id>attach-javadocs</id>
@@ -329,7 +329,7 @@
 							<dependency>
 								<groupId>com.puppycrawl.tools</groupId>
 								<artifactId>checkstyle</artifactId>
-								<version>10.19.0</version>
+								<version>10.20.0</version>
 							</dependency>
 						</dependencies>
 						<configuration>
diff --git a/pom.xml b/pom.xml
index e0eb513a..d15c7172 100644
--- a/pom.xml
+++ b/pom.xml
@@ -45,7 +45,7 @@
 							<dependency>
 								<groupId>com.puppycrawl.tools</groupId>
 								<artifactId>checkstyle</artifactId>
-								<version>10.19.0</version>
+								<version>10.20.0</version>
 							</dependency>
 						</dependencies>
 						<configuration>