diff --git a/Chapter02/P52_BadDataInImmutable/pom.xml b/Chapter02/P52_BadDataInImmutable/pom.xml
index 6aa9719e..7d1bb59b 100644
--- a/Chapter02/P52_BadDataInImmutable/pom.xml
+++ b/Chapter02/P52_BadDataInImmutable/pom.xml
@@ -30,7 +30,7 @@
         <dependency>
             <groupId>org.hibernate.validator</groupId>
             <artifactId>hibernate-validator</artifactId>
-            <version>6.0.15.Final</version>
+            <version>6.0.20.Final</version>
         </dependency>
         <dependency>
             <groupId>org.hibernate.validator</groupId>