diff --git a/09_supervision/server/build.gradle.kts b/09_supervision/server/build.gradle.kts
index 7757cf8df5..9f53582534 100644
--- a/09_supervision/server/build.gradle.kts
+++ b/09_supervision/server/build.gradle.kts
@@ -1,7 +1,7 @@
 import org.jetbrains.kotlin.gradle.tasks.KotlinCompile
 
 plugins {
-    id("org.springframework.boot") version "3.3.5"
+    id("org.springframework.boot") version "3.4.0"
     id("io.spring.dependency-management") version "1.1.6"
     id("org.jetbrains.kotlin.plugin.jpa") version "2.0.21"
     kotlin("jvm") version "2.0.21"