diff --git a/apps/vtnweb/src/main/java/org/onosproject/vtnweb/resources/TenantNetworkWebResource.java b/apps/vtnweb/src/main/java/org/onosproject/vtnweb/resources/TenantNetworkWebResource.java
index 65e9589..7a0d43d 100644
--- a/apps/vtnweb/src/main/java/org/onosproject/vtnweb/resources/TenantNetworkWebResource.java
+++ b/apps/vtnweb/src/main/java/org/onosproject/vtnweb/resources/TenantNetworkWebResource.java
@@ -269,9 +269,9 @@
         ConcurrentMap<TenantNetworkId, TenantNetwork> networksMap = Maps
                 .newConcurrentMap();
         if (node != null) {
-            checkArgument(!node.get("admin_state_up").isBoolean(), "admin_state_up should be boolean");
-            checkArgument(!node.get("shared").isBoolean(), "shared should be boolean");
-            checkArgument(!node.get("router:external").isBoolean(), "router:external should be boolean");
+            checkArgument(node.get("admin_state_up").isBoolean(), "admin_state_up should be boolean");
+            checkArgument(node.get("shared").isBoolean(), "shared should be boolean");
+            checkArgument(node.get("router:external").isBoolean(), "router:external should be boolean");
             String name = node.get("name").asText();
             boolean adminStateUp = node.get("admin_state_up").asBoolean();
             String state = node.get("status").asText();