diff --git a/README.adoc b/README.adoc
index d415601..281860e 100644
--- a/README.adoc
+++ b/README.adoc
@@ -4,10 +4,9 @@ https://spring.io/projects/spring-ws[Spring Web Services] is a product of the Sp
 document-driven, contract-first Web services. This repository contains sample
 projects illustrating usage of Spring Web Services.
 
-== Spring Boot 3.0 + Spring WS 4.0
+== Spring Boot 3.0.x + Spring WS 4.0.x
 
-This version of the samples focuses on Spring WS 4.0, the generation provided by Spring Boot 3.0.
-For Spring WS 3.1 (Spring Boot 2.7) samples, check out https://github.com/spring-projects/spring-ws-samples/tree/1.0.x.
+This version of the samples focuses on Spring WS 4.0.x, the generation provided by Spring Boot 3 up to Spring Boot 3.4.
 
 == Sample Applications
 
diff --git a/airline/client/axis1/pom.xml b/airline/client/axis1/pom.xml
index acaaaa0..c8cd1e8 100644
--- a/airline/client/axis1/pom.xml
+++ b/airline/client/axis1/pom.xml
@@ -18,7 +18,6 @@
 
 	<properties>
 		<axis.version>1.4</axis.version>
-		<log4j2.version>2.15.0</log4j2.version>
 
 		<sourcesDir>${project.basedir}/target/generated-sources/axis</sourcesDir>
 		<classesDir>${project.basedir}/target/classes</classesDir>
diff --git a/airline/client/jms/pom.xml b/airline/client/jms/pom.xml
index 24d5617..a0cb821 100644
--- a/airline/client/jms/pom.xml
+++ b/airline/client/jms/pom.xml
@@ -16,8 +16,6 @@
 	<description>Demo project for Spring Web Services</description>
 
 	<properties>
-		<activemq.version>4.1.2</activemq.version>
-		<jakarta-jms.version>3.1.0</jakarta-jms.version>
 		<sourcesDir>${project.basedir}/target/generated-sources/jaxws</sourcesDir>
 		<classesDir>${project.basedir}/target/classes</classesDir>
 		<wsdl>${project.basedir}/../airline.wsdl</wsdl>
diff --git a/airline/server/pom.xml b/airline/server/pom.xml
index ea884bd..3249ba6 100644
--- a/airline/server/pom.xml
+++ b/airline/server/pom.xml
@@ -17,7 +17,6 @@
 	<description>Demo project for Spring Web Services</description>
 
 	<properties>
-		<log4j2.version>2.15.0</log4j2.version>
 		<sourcesDir>${project.basedir}/target/generated-sources/axis</sourcesDir>
 		<classesDir>${project.basedir}/target/classes</classesDir>
 		<wsdl>${project.basedir}/../airline.wsdl</wsdl>
diff --git a/echo/client/spring-ws/pom.xml b/echo/client/spring-ws/pom.xml
index 335b6b3..a386a7e 100644
--- a/echo/client/spring-ws/pom.xml
+++ b/echo/client/spring-ws/pom.xml
@@ -16,10 +16,6 @@
 	<name>Spring Web Services Samples - Echo - Client - Spring WS</name>
 	<description>Demo project for Spring Web Services</description>
 
-	<properties>
-		<log4j2.version>2.15.0</log4j2.version>
-	</properties>
-
 	<dependencies>
 
 		<dependency>
diff --git a/pom.xml b/pom.xml
index 03d359d..ac2ee7e 100644
--- a/pom.xml
+++ b/pom.xml
@@ -6,7 +6,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-starter-parent</artifactId>
-		<version>3.0.0</version>
+		<version>3.4.3</version>
 		<relativePath/> <!-- lookup parent from repository -->
 	</parent>