diff --git a/apps/vtn/sfcmgr/src/test/java/org/onosproject/sfc/util/VtnRscManagerTestImpl.java b/apps/vtn/sfcmgr/src/test/java/org/onosproject/sfc/util/VtnRscManagerTestImpl.java
index 18f8053..4c761e9 100644
--- a/apps/vtn/sfcmgr/src/test/java/org/onosproject/sfc/util/VtnRscManagerTestImpl.java
+++ b/apps/vtn/sfcmgr/src/test/java/org/onosproject/sfc/util/VtnRscManagerTestImpl.java
@@ -51,7 +51,7 @@
     }
 
     @Override
-    public Iterator<Device> getSFFOfTenant(TenantId tenantId) {
+    public Iterator<Device> getSffOfTenant(TenantId tenantId) {
         return null;
     }
 
@@ -67,7 +67,7 @@
     }
 
     @Override
-    public DeviceId getSFToSFFMaping(VirtualPortId portId) {
+    public DeviceId getSfToSffMaping(VirtualPortId portId) {
         return DeviceId.deviceId("www.google.com");
     }