diff --git a/core/api/src/main/java/org/onosproject/net/newresource/ResourceAdminService.java b/core/api/src/main/java/org/onosproject/net/newresource/ResourceAdminService.java
index d482983..23f79e6 100644
--- a/core/api/src/main/java/org/onosproject/net/newresource/ResourceAdminService.java
+++ b/core/api/src/main/java/org/onosproject/net/newresource/ResourceAdminService.java
@@ -48,22 +48,21 @@
     /**
      * Unregisters the specified resources.
      *
-     * @param resources resources to be unregistered
+     * @param ids IDs of resources to be unregistered
      * @return true if unregistration is successfully done, false otherwise. Unregistration
      * succeeds when each resource is not registered or unallocated.
      */
-    // TODO: might need to change the first argument type to ResourceId
-    default boolean unregisterResources(Resource... resources) {
-        return unregisterResources(ImmutableList.copyOf(resources));
+    default boolean unregisterResources(ResourceId... ids) {
+        return unregisterResources(ImmutableList.copyOf(ids));
     }
 
     /**
      * Unregisters the specified resources.
      *
-     * @param resources resources to be unregistered
+     * @param ids IDs of resources to be unregistered
      * @return true if unregistration is successfully done, false otherwise. Unregistration
      * succeeds when each resource is not registered or unallocated.
      */
     // TODO: might need to change the first argument type to ResourceId
-    boolean unregisterResources(List<Resource> resources);
+    boolean unregisterResources(List<ResourceId> ids);
 }
diff --git a/core/api/src/main/java/org/onosproject/net/newresource/ResourceStore.java b/core/api/src/main/java/org/onosproject/net/newresource/ResourceStore.java
index 0e3eee8..aee72f1 100644
--- a/core/api/src/main/java/org/onosproject/net/newresource/ResourceStore.java
+++ b/core/api/src/main/java/org/onosproject/net/newresource/ResourceStore.java
@@ -45,10 +45,10 @@
      * or none of the given resources is unregistered. The whole unregistration fails when any one of the
      * resource can't be unregistered.
      *
-     * @param resources resources to be unregistered
+     * @param ids resources to be unregistered
      * @return true if the registration succeeds, false otherwise
      */
-    boolean unregister(List<Resource> resources);
+    boolean unregister(List<ResourceId> ids);
 
     /**
      * Allocates the specified resources to the specified consumer in transactional way.