diff --git a/netbox_interfaces.go b/netbox_interfaces.go
index f9d6783..58c41fc 100644
--- a/netbox_interfaces.go
+++ b/netbox_interfaces.go
@@ -88,11 +88,11 @@ type InterfaceFilter struct {
 	Limit  int64 `schema:"limit"`
 
 	//User specific filters
-	Id               string `schema:"id"`
-	Name             string `schema:"name"`
-	ConnectionStatus string `schema:"connection_status"`
-	Type             string `schema:"type"`
-	Mtu              string `schema:"mtu"`
+	Id               string `schema:"id,omitempty"`
+	Name             string `schema:"name,omitempty"`
+	ConnectionStatus string `schema:"connection_status,omitempty"`
+	Type             string `schema:"type,omitempty"`
+	Mtu              string `schema:"mtu,omitempty"`
 	MgmtOnly         string `schema:"mgmt_only"`
 	Mode             string `schema:"mode"`
 	Description      string `schema:"description"`