diff --git a/complete/pom.xml b/complete/pom.xml
index 7a76737..e083290 100644
--- a/complete/pom.xml
+++ b/complete/pom.xml
@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-starter-parent</artifactId>
-		<version>3.4.1</version>
+		<version>3.5.3</version>
 		<relativePath/> <!-- lookup parent from repository -->
 	</parent>
 	<groupId>com.example</groupId>
diff --git a/initial/pom.xml b/initial/pom.xml
index eb34dd3..99785ae 100644
--- a/initial/pom.xml
+++ b/initial/pom.xml
@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-starter-parent</artifactId>
-		<version>3.4.1</version>
+		<version>3.5.3</version>
 		<relativePath/> <!-- lookup parent from repository -->
 	</parent>
 	<groupId>com.example</groupId>