diff --git a/openstack/db/v1/instances/results.go b/openstack/db/v1/instances/results.go
index 60f0c04..48b930c 100644
--- a/openstack/db/v1/instances/results.go
+++ b/openstack/db/v1/instances/results.go
@@ -118,3 +118,7 @@
 
 	return &response.User, err
 }
+
+type ActionResult struct {
+	gophercloud.ErrResult
+}