diff --git a/nova/virt/hyperv/driver.py b/nova/virt/hyperv/driver.py
index 85ff50e954cb..7e76998bb6cd 100644
--- a/nova/virt/hyperv/driver.py
+++ b/nova/virt/hyperv/driver.py
@@ -87,9 +87,6 @@ class HyperVDriver(driver.ComputeDriver):
     def list_instances(self):
         return self._vmops.list_instances()
 
-    def list_instances_detail(self):
-        return self._vmops.list_instances_detail()
-
     def spawn(self, context, instance, image_meta, network_info,
         block_device_info=None):
         self._vmops.spawn(context, instance, image_meta, network_info,
diff --git a/nova/virt/hyperv/vmops.py b/nova/virt/hyperv/vmops.py
index 94cb7477e925..aa8d34e127b3 100644
--- a/nova/virt/hyperv/vmops.py
+++ b/nova/virt/hyperv/vmops.py
@@ -64,15 +64,6 @@ class VMOps(baseops.BaseOps):
                     Caption="Virtual Machine")]
         return vms
 
-    def list_instances_detail(self):
-        instance_infos = []
-        for instance_name in self.list_instances():
-            info = self._get_info(instance_name)
-            instance_info = driver.InstanceInfo(
-                instance_name, int(info['state']))
-            instance_infos.append(instance_info)
-        return instance_infos
-
     def get_info(self, instance):
         """Get information about the VM"""
         LOG.debug(_("get_info called for instance"), instance=instance)
diff --git a/nova/virt/powervm/driver.py b/nova/virt/powervm/driver.py
index 1b3eba415fb3..a45b10b3f040 100644
--- a/nova/virt/powervm/driver.py
+++ b/nova/virt/powervm/driver.py
@@ -101,14 +101,6 @@ class PowerVMDriver(driver.ComputeDriver):
     def list_instances(self):
         return self._powervm.list_instances()
 
-    def list_instances_detail(self):
-        """Return a list of InstanceInfo for all registered VMs"""
-        infos = []
-        for instance_name in self.list_instances():
-            state = self._powervm.get_info(instance_name)['state']
-            infos.append(driver.InstanceInfo(instance_name, state))
-        return infos
-
     def get_host_stats(self, refresh=False):
         """Return currently known host stats"""
         return self._powervm.get_host_stats(refresh=refresh)