diff --git a/dependencies.gradle b/dependencies.gradle
index 2bd70bf9916..ad3a33f5c83 100644
--- a/dependencies.gradle
+++ b/dependencies.gradle
@@ -38,7 +38,7 @@ ext {
             'jquery.version'                : '3.7.1',
             'objenesis.version'             : '3.4',
             'gradle-spock.version'          : '2.3-groovy-3.0',
-            'spring-boot.version'           : '3.5.8',
+            'spring-boot.version'           : '3.5.9',
     ]
 
     // Note: the name of the dependency must be the prefix of the property name so properties in the pom are resolved correctly