diff --git a/familytree/pom.xml b/familytree/pom.xml
index e9aea13..75120c2 100644
--- a/familytree/pom.xml
+++ b/familytree/pom.xml
@@ -37,7 +37,7 @@
     <dependency>
         <groupId>org.springframework</groupId>
         <artifactId>spring-core</artifactId>
-        <version>5.2.1.RELEASE</version>
+        <version>5.3.18</version>
     </dependency>
     <dependency>
         <groupId>org.springframework</groupId>