diff --git a/pom.xml b/pom.xml
index 77750a667..39d66d74d 100644
--- a/pom.xml
+++ b/pom.xml
@@ -89,7 +89,7 @@
 		<maven-shared-utils.version>3.4.2</maven-shared-utils.version>
 		<file-management.version>3.2.0</file-management.version>
 		<maven-plugin-annotations.version>3.15.2</maven-plugin-annotations.version>
-		<maven-plugin-testing-harness.version>3.3.0</maven-plugin-testing-harness.version>
+		<maven-plugin-testing-harness.version>3.4.0</maven-plugin-testing-harness.version>
 		<plantuml-maven-plugin-version>1.2</plantuml-maven-plugin-version>
 		<plantuml-version>8059</plantuml-version>
 		<xml-maven-plugin-version>1.2.0</xml-maven-plugin-version>