diff --git a/recipes/service-discovery/src/main/java/org/apache/helix/servicediscovery/ServiceDiscoveryDemo.java b/recipes/service-discovery/src/main/java/org/apache/helix/servicediscovery/ServiceDiscoveryDemo.java
index be451aa528..c34ead9da4 100644
--- a/recipes/service-discovery/src/main/java/org/apache/helix/servicediscovery/ServiceDiscoveryDemo.java
+++ b/recipes/service-discovery/src/main/java/org/apache/helix/servicediscovery/ServiceDiscoveryDemo.java
@@ -47,6 +47,7 @@ public static void main(String[] args) throws Exception {
     // only registration + ondemand
     demo(clusterName, zkAddress, serviceName, numServices, Mode.NONE);
 
+    admin.close();
   }
 
   private static void demo(String clusterName, String zkAddress, String serviceName,