diff --git a/apps/vtn/vtnweb/src/test/java/org/onosproject/vtnweb/resources/FlowClassifierResourceTest.java b/apps/vtn/vtnweb/src/test/java/org/onosproject/vtnweb/resources/FlowClassifierResourceTest.java
index 4ce8e7b..10b156b 100644
--- a/apps/vtn/vtnweb/src/test/java/org/onosproject/vtnweb/resources/FlowClassifierResourceTest.java
+++ b/apps/vtn/vtnweb/src/test/java/org/onosproject/vtnweb/resources/FlowClassifierResourceTest.java
@@ -295,7 +295,7 @@
         String location = "flow_classifiers/4a334cd4-fe9c-4fae-af4b-321c5e2eb051";
 
         Response deleteResponse = wt.path(location)
-                .request(MediaType.APPLICATION_JSON_TYPE)
+                .request(MediaType.APPLICATION_JSON_TYPE, MediaType.TEXT_PLAIN_TYPE)
                 .delete();
         assertThat(deleteResponse.getStatus(),
                    is(HttpURLConnection.HTTP_NO_CONTENT));
diff --git a/apps/vtn/vtnweb/src/test/java/org/onosproject/vtnweb/resources/PortChainResourceTest.java b/apps/vtn/vtnweb/src/test/java/org/onosproject/vtnweb/resources/PortChainResourceTest.java
index 6fa7933..4ce996d 100644
--- a/apps/vtn/vtnweb/src/test/java/org/onosproject/vtnweb/resources/PortChainResourceTest.java
+++ b/apps/vtn/vtnweb/src/test/java/org/onosproject/vtnweb/resources/PortChainResourceTest.java
@@ -279,7 +279,7 @@
         String location = "port_chains/1278dcd4-459f-62ed-754b-87fc5e4a6751";
 
         Response deleteResponse = wt.path(location)
-                .request(MediaType.APPLICATION_JSON_TYPE)
+                .request(MediaType.APPLICATION_JSON_TYPE, MediaType.TEXT_PLAIN_TYPE)
                 .delete();
         assertThat(deleteResponse.getStatus(),
                    is(HttpURLConnection.HTTP_NO_CONTENT));
diff --git a/apps/vtn/vtnweb/src/test/java/org/onosproject/vtnweb/resources/PortPairGroupResourceTest.java b/apps/vtn/vtnweb/src/test/java/org/onosproject/vtnweb/resources/PortPairGroupResourceTest.java
index b631def..5baa3a9 100644
--- a/apps/vtn/vtnweb/src/test/java/org/onosproject/vtnweb/resources/PortPairGroupResourceTest.java
+++ b/apps/vtn/vtnweb/src/test/java/org/onosproject/vtnweb/resources/PortPairGroupResourceTest.java
@@ -239,7 +239,7 @@
         String location = "port_pair_groups/4512d643-24fc-4fae-af4b-321c5e2eb3d1";
 
         Response deleteResponse = wt.path(location)
-                .request(MediaType.APPLICATION_JSON_TYPE)
+                .request(MediaType.APPLICATION_JSON_TYPE, MediaType.TEXT_PLAIN_TYPE)
                 .delete();
         assertThat(deleteResponse.getStatus(),
                    is(HttpURLConnection.HTTP_NO_CONTENT));
diff --git a/apps/vtn/vtnweb/src/test/java/org/onosproject/vtnweb/resources/PortPairResourceTest.java b/apps/vtn/vtnweb/src/test/java/org/onosproject/vtnweb/resources/PortPairResourceTest.java
index e436bbe..7335406 100644
--- a/apps/vtn/vtnweb/src/test/java/org/onosproject/vtnweb/resources/PortPairResourceTest.java
+++ b/apps/vtn/vtnweb/src/test/java/org/onosproject/vtnweb/resources/PortPairResourceTest.java
@@ -231,7 +231,7 @@
         String location = "port_pairs/78dcd363-fc23-aeb6-f44b-56dc5e2fb3ae";
 
         Response deleteResponse = wt.path(location)
-                .request(MediaType.APPLICATION_JSON_TYPE)
+                .request(MediaType.APPLICATION_JSON_TYPE, MediaType.TEXT_PLAIN_TYPE)
                 .delete();
         assertThat(deleteResponse.getStatus(),
                    is(HttpURLConnection.HTTP_NO_CONTENT));
diff --git a/apps/vtn/vtnweb/src/test/java/org/onosproject/vtnweb/resources/VtnResourceTest.java b/apps/vtn/vtnweb/src/test/java/org/onosproject/vtnweb/resources/VtnResourceTest.java
index af9c15b..cd2ec05 100644
--- a/apps/vtn/vtnweb/src/test/java/org/onosproject/vtnweb/resources/VtnResourceTest.java
+++ b/apps/vtn/vtnweb/src/test/java/org/onosproject/vtnweb/resources/VtnResourceTest.java
@@ -16,12 +16,12 @@
 package org.onosproject.vtnweb.resources;
 
 import org.glassfish.jersey.server.ResourceConfig;
-import org.glassfish.jersey.test.JerseyTest;
+import org.onosproject.rest.resources.ResourceTest;
 
 /**
  * Base class for VTN REST API tests.  Performs common configuration operations.
  */
-public class VtnResourceTest extends JerseyTest {
+public class VtnResourceTest extends ResourceTest {
 
     /**
      * Creates a new web-resource test.