diff --git a/drivers/usb/host/whci/Kbuild b/drivers/usb/host/whci/Makefile
similarity index 79%
rename from drivers/usb/host/whci/Kbuild
rename to drivers/usb/host/whci/Makefile
index 26df0138079e..859d20079df6 100644
--- a/drivers/usb/host/whci/Kbuild
+++ b/drivers/usb/host/whci/Makefile
@@ -1,3 +1,5 @@
+# SPDX-License-Identifier: GPL-2.0
+
 obj-$(CONFIG_USB_WHCI_HCD) += whci-hcd.o
 
 whci-hcd-y := \