diff --git a/virtualization_interfaces.go b/virtualization_interfaces.go
index 641f559..4e81cd3 100644
--- a/virtualization_interfaces.go
+++ b/virtualization_interfaces.go
@@ -20,9 +20,9 @@ type NewVirtualizationInterface struct {
 	Description  string       `json:"description,omitempty"`
 	MACAddress   string       `json:"mac_address,omitempty"`
 	Tags         *[]struct {
-		Name  string `json:"name"`
-		Slug  string `json:"slug"`
-		Color string `json:"color"`
+		Name  string `json:"name,omitempty"`
+		Slug  string `json:"slug,omitempty"`
+		Color string `json:"color,omitempty"`
 	} `json:"tags,omitempty"`
 	TaggedVLANs    *[]int `json:"tagged_vlans,omitempty"`
 	Bridge         int    `json:"bridge,omitempty"`