diff --git a/HibernateHirakariConnectionPool/pom.xml b/HibernateHirakariConnectionPool/pom.xml
index 82beb47..5bdee1e 100644
--- a/HibernateHirakariConnectionPool/pom.xml
+++ b/HibernateHirakariConnectionPool/pom.xml
@@ -44,7 +44,7 @@
         <dependency>
             <groupId>org.hibernate</groupId>
             <artifactId>hibernate-core</artifactId>
-            <version>5.3.1.Final</version>
+            <version>5.3.20.Final</version>
         </dependency>
         <dependency>
             <groupId>org.hibernate</groupId>