diff --git a/examples/iOS-Hybrid-App-Java-Server/pom.xml b/examples/iOS-Hybrid-App-Java-Server/pom.xml
index 423f2a6f..a7236b30 100644
--- a/examples/iOS-Hybrid-App-Java-Server/pom.xml
+++ b/examples/iOS-Hybrid-App-Java-Server/pom.xml
@@ -59,7 +59,7 @@
         <dependency>
             <groupId>org.springframework.boot</groupId>
             <artifactId>spring-boot-starter-tomcat</artifactId>
-            <version>3.5.5</version>
+            <version>4.0.0</version>
         </dependency>
         <dependency>
             <groupId>org.springframework.boot</groupId>