diff --git a/mailpit-java-client/pom.xml b/mailpit-java-client/pom.xml
index 14a49e6..9bdda5f 100644
--- a/mailpit-java-client/pom.xml
+++ b/mailpit-java-client/pom.xml
@@ -234,7 +234,7 @@
 			<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>