Update Spring Boot Example
diff --git a/examples/spring-boot/pom.xml b/examples/spring-boot/pom.xml
index abd2a1b..2940c66 100644
--- a/examples/spring-boot/pom.xml
+++ b/examples/spring-boot/pom.xml
@@ -23,7 +23,7 @@
   <name>Quarkus Google Cloud JSON Logging Extension - Spring Boot Example</name>
 
   <properties>
-    <spring-boot.version>2.7.3</spring-boot.version>
+    <spring-boot.version>3.0.4</spring-boot.version>
   </properties>
 
   <dependencyManagement>
diff --git a/examples/spring-boot/src/main/java/eu/mulk/quarkus/googlecloud/jsonlogging/example/RootResource.java b/examples/spring-boot/src/main/java/eu/mulk/quarkus/googlecloud/jsonlogging/example/RootResource.java
index 78331ce..a2b824a 100644
--- a/examples/spring-boot/src/main/java/eu/mulk/quarkus/googlecloud/jsonlogging/example/RootResource.java
+++ b/examples/spring-boot/src/main/java/eu/mulk/quarkus/googlecloud/jsonlogging/example/RootResource.java
@@ -6,7 +6,7 @@
 
 import eu.mulk.quarkus.googlecloud.jsonlogging.KeyValueParameter;
 import eu.mulk.quarkus.googlecloud.jsonlogging.Label;
-import javax.annotation.PostConstruct;
+import jakarta.annotation.PostConstruct;
 import org.jboss.logging.Logger;
 import org.jboss.logging.MDC;
 import org.springframework.web.bind.annotation.GetMapping;