diff --git a/backend/build.gradle b/backend/build.gradle
index a17d9b9..4ec9d01 100644
--- a/backend/build.gradle
+++ b/backend/build.gradle
@@ -1,6 +1,6 @@
 plugins {
     id 'java'
-    id 'org.springframework.boot' version '3.2.3'
+    id 'org.springframework.boot' version '3.5.15'
     id 'io.spring.dependency-management' version '1.1.7'
     id 'checkstyle'
     id 'com.diffplug.spotless' version '8.7.0'