diff --git a/broker/config/hazelcast.xml b/broker/config/hazelcast.xml
index 9ff316d0..b6b37bfe 100755
--- a/broker/config/hazelcast.xml
+++ b/broker/config/hazelcast.xml
@@ -3,15 +3,9 @@
     xsi:schemaLocation="http://www.hazelcast.com/schema/config
   http://www.hazelcast.com/schema/config/hazelcast-config-3.5.xsd"
     xmlns="http://www.hazelcast.com/schema/config">
-
-    <group>
-        <!--<name>wfc-dev</name>-->
-        <name>wfc-pro</name>
-    </group>
-
     <network>
         <join>
-            <multicast enabled="true"/>
+            <multicast enabled="false"/>
         </join>
     </network>
 
diff --git a/distribution/src/main/resources/hazelcast.xml b/distribution/src/main/resources/hazelcast.xml
index 503eb0a0..ff9b2225 100755
--- a/distribution/src/main/resources/hazelcast.xml
+++ b/distribution/src/main/resources/hazelcast.xml
@@ -3,13 +3,9 @@
   http://www.hazelcast.com/schema/config/hazelcast-config-3.5.xsd"
         xmlns="http://www.hazelcast.com/schema/config"
         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
-    <group>
-        <name>wfc-pro</name>
-    </group>
-
     <network>
         <join>
-            <multicast enabled="true"/>
+            <multicast enabled="false"/>
         </join>
     </network>