diff --git a/pom.xml b/pom.xml
index f7e3100..47148c8 100644
--- a/pom.xml
+++ b/pom.xml
@@ -17,7 +17,7 @@
 
     <properties>
         <java.version>1.8</java.version>
-        <hazelcast.version>4.0.3</hazelcast.version>
+        <hazelcast.version>4.1</hazelcast.version>
     </properties>
 
     <build>
@@ -72,5 +72,11 @@
             <artifactId>spring-boot-starter-webflux</artifactId>
             <scope>test</scope>
         </dependency>
+        <dependency>
+            <groupId>net.minidev</groupId>
+            <artifactId>json-smart</artifactId>
+            <version>2.3</version>
+            <scope>test</scope>
+        </dependency>
     </dependencies>
 </project>
diff --git a/src/test/resources/hazelcast.yaml b/src/test/resources/hazelcast.yaml
new file mode 100644
index 0000000..34ee506
--- /dev/null
+++ b/src/test/resources/hazelcast.yaml
@@ -0,0 +1,6 @@
+hazelcast:
+  cluster-name: hazelcast-cluster
+  network:
+    join:
+      multicast:
+        enabled: true