diff --git a/pom.xml b/pom.xml
index aa522f3..bec7f0c 100644
--- a/pom.xml
+++ b/pom.xml
@@ -83,12 +83,12 @@
 							<dependency>
 								<groupId>net.sourceforge.pmd</groupId>
 								<artifactId>pmd-core</artifactId>
-								<version>7.17.0</version>
+								<version>7.20.0</version>
 							</dependency>
 							<dependency>
 								<groupId>net.sourceforge.pmd</groupId>
 								<artifactId>pmd-java</artifactId>
-								<version>7.17.0</version>
+								<version>7.20.0</version>
 							</dependency>
 						</dependencies>
 					</plugin>
diff --git a/vaadin-package-json-optimizer/pom.xml b/vaadin-package-json-optimizer/pom.xml
index 4e52d08..66a7258 100644
--- a/vaadin-package-json-optimizer/pom.xml
+++ b/vaadin-package-json-optimizer/pom.xml
@@ -314,12 +314,12 @@
 							<dependency>
 								<groupId>net.sourceforge.pmd</groupId>
 								<artifactId>pmd-core</artifactId>
-								<version>7.17.0</version>
+								<version>7.20.0</version>
 							</dependency>
 							<dependency>
 								<groupId>net.sourceforge.pmd</groupId>
 								<artifactId>pmd-java</artifactId>
-								<version>7.17.0</version>
+								<version>7.20.0</version>
 							</dependency>
 						</dependencies>
 					</plugin>