diff --git a/sample-code/spring-app/pom.xml b/sample-code/spring-app/pom.xml
index 3914e6626..072e9f95c 100644
--- a/sample-code/spring-app/pom.xml
+++ b/sample-code/spring-app/pom.xml
@@ -33,7 +33,7 @@
   </developers>
   <properties>
     <project.rootdir>${project.basedir}/../../</project.rootdir>
-    <spring-boot.version>3.5.7</spring-boot.version>
+    <spring-boot.version>4.0.0</spring-boot.version>
     <logback.version>1.5.22</logback.version>
     <cf-logging.version>4.0.0</cf-logging.version>
     <apache-tomcat-embed.version>11.0.13</apache-tomcat-embed.version>