diff --git a/openstack/compute/v2/extensions/diskconfig/results.go b/openstack/compute/v2/extensions/diskconfig/results.go
index 1957e12..3ba66f5 100644
--- a/openstack/compute/v2/extensions/diskconfig/results.go
+++ b/openstack/compute/v2/extensions/diskconfig/results.go
@@ -6,3 +6,12 @@
 	servers.Server
 	DiskConfig DiskConfig `json:"OS-DCF:diskConfig"`
 }
+
+func (s ServerWithDiskConfig) ToServerCreateResult() (m map[string]interface{}) {
+	m["OS-DCF:diskConfig"] = s.DiskConfig
+	return
+}
+
+type CreateServerResultBuilder interface {
+	ToServerCreateResult() map[string]interface{}
+}