diff --git a/sys/dev/usb/template/usb_template_serialnet.c b/sys/dev/usb/template/usb_template_serialnet.c
index 5546686ff1e..04949274992 100644
--- a/sys/dev/usb/template/usb_template_serialnet.c
+++ b/sys/dev/usb/template/usb_template_serialnet.c
@@ -81,7 +81,6 @@ enum {
 	SERIALNET_ETH_MAC_INDEX,
 	SERIALNET_ETH_CONTROL_INDEX,
 	SERIALNET_ETH_DATA_INDEX,
-	SERIALNET_ETH_CONFIG_INDEX,
 	SERIALNET_CONFIGURATION_INDEX,
 	SERIALNET_MANUFACTURER_INDEX,
 	SERIALNET_PRODUCT_INDEX,