diff --git a/core/pom.xml b/core/pom.xml
index 14d1316..c83e879 100644
--- a/core/pom.xml
+++ b/core/pom.xml
@@ -192,7 +192,7 @@
 			<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>
diff --git a/server/pom.xml b/server/pom.xml
index 10ad328..442e76e 100644
--- a/server/pom.xml
+++ b/server/pom.xml
@@ -171,7 +171,7 @@
 			<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>
diff --git a/testcontainers/pom.xml b/testcontainers/pom.xml
index 78aebd2..5d9ae66 100644
--- a/testcontainers/pom.xml
+++ b/testcontainers/pom.xml
@@ -178,7 +178,7 @@
 			<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>