diff --git a/spring/pom.xml b/spring/pom.xml
index c55f8c4..a27dd56 100644
--- a/spring/pom.xml
+++ b/spring/pom.xml
@@ -17,7 +17,7 @@
     <properties>
         <maven.compiler.source>17</maven.compiler.source>
         <maven.compiler.target>17</maven.compiler.target>
-        <spring-boot.version>3.4.2</spring-boot.version>
+        <spring-boot.version>4.0.3</spring-boot.version>
     </properties>
 
     <dependencyManagement>