diff --git a/src/jvm/netpdf/pom.xml b/src/jvm/netpdf/pom.xml
index cfd7bf4c..3e23fba1 100644
--- a/src/jvm/netpdf/pom.xml
+++ b/src/jvm/netpdf/pom.xml
@@ -152,7 +152,7 @@
 			<plugin>
 				<groupId>org.apache.maven.plugins</groupId>
 				<artifactId>maven-source-plugin</artifactId>
-				<version>3.3.1</version>
+				<version>3.4.0</version>
 				<executions>
 					<execution>
 						<id>attach-sources</id>