diff --git a/build.gradle b/build.gradle
index 675b2e7c..8fb682c9 100644
--- a/build.gradle
+++ b/build.gradle
@@ -5,7 +5,7 @@ plugins {
   id 'java'
   id "io.freefair.lombok" version "8.12.2"
   id 'io.spring.dependency-management' version '1.1.7'
-  id 'org.springframework.boot' version '2.7.18'
+  id 'org.springframework.boot' version '3.4.3'
   id 'com.github.kt3k.coveralls' version '2.12.2'
   id 'hmcts.ccd.sdk' version '5.5.16'
   id 'com.github.ben-manes.versions' version '0.51.0'