diff --git a/drivers/usb/cdns3/Makefile b/drivers/usb/cdns3/Makefile
index f76e772c2587..0c3813da2d1a 100644
--- a/drivers/usb/cdns3/Makefile
+++ b/drivers/usb/cdns3/Makefile
@@ -1,3 +1,6 @@
+# define_trace.h needs to know how to find our header
+CFLAGS_trace.o			:= -I$(src)
+
 obj-$(CONFIG_USB_CDNS3)		+= cdns3.o
 
 cdns3-y				:= core.o