diff --git a/pom.xml b/pom.xml
index 66bc8c8..22eca6d 100644
--- a/pom.xml
+++ b/pom.xml
@@ -114,7 +114,7 @@
       <!-- required for spring config element <mvc:annotation-driven /> -->
       <groupId>org.hibernate</groupId>
       <artifactId>hibernate-validator</artifactId>
-      <version>4.3.1.Final</version><!-- 5.1.1.Final causes dependency problems with available slf4j version -->
+      <version>6.0.23.Final</version><!-- 5.1.1.Final causes dependency problems with available slf4j version -->
     </dependency>
 
     <!-- dependencies for swagger-springmvc, added explicitely