diff --git a/tests/usbus_cdc_ecm/Kconfig b/tests/usbus_cdc_ecm/Kconfig
deleted file mode 100644
index a31bf18547..0000000000
--- a/tests/usbus_cdc_ecm/Kconfig
+++ /dev/null
@@ -1,5 +0,0 @@
-config USB_VID
-    default 0x$(DEFAULT_VID) if KCONFIG_USB
-
-config USB_PID
-    default 0x$(DEFAULT_PID) if KCONFIG_USB