diff --git a/emon/pom.xml b/emon/pom.xml
index 12c093f..55a216d 100644
--- a/emon/pom.xml
+++ b/emon/pom.xml
@@ -15,7 +15,7 @@
     <name>Eventapis Store and Monitoring</name>
 
     <properties>
-        <hazelcast.version>3.9.4</hazelcast.version>
+        <hazelcast.version>5.1</hazelcast.version>
         <commons-io.version>2.11.0</commons-io.version>
     </properties>
     <dependencyManagement>