diff --git a/codec-sha256/pom.xml b/codec-sha256/pom.xml
index 1c28c3f9..1263ea80 100644
--- a/codec-sha256/pom.xml
+++ b/codec-sha256/pom.xml
@@ -135,7 +135,7 @@
 			<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/crypto-symmetric-managed/pom.xml b/crypto-symmetric-managed/pom.xml
index 1c994700..aa2faee7 100644
--- a/crypto-symmetric-managed/pom.xml
+++ b/crypto-symmetric-managed/pom.xml
@@ -161,7 +161,7 @@
 			<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/crypto-symmetric/pom.xml b/crypto-symmetric/pom.xml
index 1bf3035e..2ca400d6 100644
--- a/crypto-symmetric/pom.xml
+++ b/crypto-symmetric/pom.xml
@@ -135,7 +135,7 @@
 			<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/csp/pom.xml b/csp/pom.xml
index b977ab1a..e56aa984 100644
--- a/csp/pom.xml
+++ b/csp/pom.xml
@@ -150,7 +150,7 @@
 			<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/metrics/pom.xml b/metrics/pom.xml
index 45a19603..2b8c337d 100644
--- a/metrics/pom.xml
+++ b/metrics/pom.xml
@@ -145,7 +145,7 @@
 			<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/oauth2-oidc-remember-me/pom.xml b/oauth2-oidc-remember-me/pom.xml
index 03121f96..ea4775d8 100644
--- a/oauth2-oidc-remember-me/pom.xml
+++ b/oauth2-oidc-remember-me/pom.xml
@@ -169,7 +169,7 @@
 			<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/oauth2-oidc/pom.xml b/oauth2-oidc/pom.xml
index 2603fe61..06c35a94 100644
--- a/oauth2-oidc/pom.xml
+++ b/oauth2-oidc/pom.xml
@@ -188,7 +188,7 @@
 			<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/vaadin/pom.xml b/vaadin/pom.xml
index 61fe0ad1..2256c7cb 100644
--- a/vaadin/pom.xml
+++ b/vaadin/pom.xml
@@ -191,7 +191,7 @@
 			<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/web-sidecar-actuator/pom.xml b/web-sidecar-actuator/pom.xml
index dc5be28d..c0f07f3f 100644
--- a/web-sidecar-actuator/pom.xml
+++ b/web-sidecar-actuator/pom.xml
@@ -180,7 +180,7 @@
 			<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/web-sidecar-common/pom.xml b/web-sidecar-common/pom.xml
index 31522aa5..bfe3cc10 100644
--- a/web-sidecar-common/pom.xml
+++ b/web-sidecar-common/pom.xml
@@ -155,7 +155,7 @@
 			<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/web/pom.xml b/web/pom.xml
index 300683e8..89ae6be4 100644
--- a/web/pom.xml
+++ b/web/pom.xml
@@ -149,7 +149,7 @@
 			<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>