diff --git a/asterix-events/src/main/resources/schema/cluster.xsd b/asterix-events/src/main/resources/schema/cluster.xsd
index c0cd309..f0d5bd9 100644
--- a/asterix-events/src/main/resources/schema/cluster.xsd
+++ b/asterix-events/src/main/resources/schema/cluster.xsd
@@ -18,9 +18,9 @@
 	<xs:element name="java_home" type="xs:string" />
 	<xs:element name="username" type="xs:string" />
 	<xs:element name="web_port" type="xs:string" />
-	<xs:element name="client_port" type="xs:string" />
-	<xs:element name="cluster_port" type="xs:string" />
-	<xs:element name="http_port" type="xs:string" />
+	<xs:element name="client_port" type="xs:integer" />
+	<xs:element name="cluster_port" type="xs:integer" />
+	<xs:element name="http_port" type="xs:integer" />
 
 	<!-- definition of complex elements -->
 	<xs:element name="working_dir">
@@ -40,6 +40,9 @@
 				<xs:element ref="cl:cluster_ip" />
 				<xs:element ref="cl:java_home" minOccurs="0" />
 				<xs:element ref="cl:log_dir" minOccurs="0" />
+				<xs:element ref="cl:client_port"  />
+				<xs:element ref="cl:cluster_port"  />
+				<xs:element ref="cl:http_port"  />
 			</xs:sequence>
 		</xs:complexType>
 	</xs:element>
@@ -53,17 +56,6 @@
 		</xs:complexType>
 	</xs:element>
 
-	<xs:element name="ports">
-		<xs:complexType>
-			<xs:sequence>
-				<xs:element ref="cl:web_port"  />
-				<xs:element ref="cl:client_port"  />
-				<xs:element ref="cl:cluster_port"  />
-				<xs:element ref="cl:http_port"  />
-			</xs:sequence>
-		</xs:complexType>
-	</xs:element>
-
 	<xs:element name="env">
 		<xs:complexType>
 			<xs:sequence>
@@ -97,7 +89,6 @@
 				<xs:element ref="cl:txn_log_dir" minOccurs="0" />
 				<xs:element ref="cl:store" minOccurs="0" />
 				<xs:element ref="cl:iodevices" minOccurs="0" />
-				<xs:element ref="cl:ports" />
 				<xs:element ref="cl:working_dir" />
 				<xs:element ref="cl:master_node" />
 				<xs:element ref="cl:node" maxOccurs="unbounded" />