diff --git a/chartjs-java-model/pom.xml b/chartjs-java-model/pom.xml
index 9b9c8aa..721abf2 100644
--- a/chartjs-java-model/pom.xml
+++ b/chartjs-java-model/pom.xml
@@ -346,12 +346,12 @@
 							<dependency>
 								<groupId>net.sourceforge.pmd</groupId>
 								<artifactId>pmd-core</artifactId>
-								<version>7.20.0</version>
+								<version>7.21.0</version>
 							</dependency>
 							<dependency>
 								<groupId>net.sourceforge.pmd</groupId>
 								<artifactId>pmd-java</artifactId>
-								<version>7.20.0</version>
+								<version>7.21.0</version>
 							</dependency>
 						</dependencies>
 					</plugin>
diff --git a/pom.xml b/pom.xml
index f13fb78..b6b9b27 100644
--- a/pom.xml
+++ b/pom.xml
@@ -83,12 +83,12 @@
 							<dependency>
 								<groupId>net.sourceforge.pmd</groupId>
 								<artifactId>pmd-core</artifactId>
-								<version>7.20.0</version>
+								<version>7.21.0</version>
 							</dependency>
 							<dependency>
 								<groupId>net.sourceforge.pmd</groupId>
 								<artifactId>pmd-java</artifactId>
-								<version>7.20.0</version>
+								<version>7.21.0</version>
 							</dependency>
 						</dependencies>
 					</plugin>