1 files changed, 1 insertions, 1 deletions
diff --git a/Makefile b/Makefile
index fc7c13c..c9f111c 100644
--- a/Makefile
+++ b/Makefile
@@ -18,7 +18,7 @@ LDFLAGS = -T layout.ld -O2 -flto -ffreestanding -nostdlib
 ASFLAGS = $(TARGET_ARCH)
 
 OBJ := crt0.o vectors.o flashconf.o setup.o fmk.o lib/le.o usb/usb.o \
-	usb/endpt0.o usb/endpt1.o uart.o
+	usb/endpt0.o usb/endpt1.o usb/txhandler.o uart.o
 
 include $(MK20DX256)/mk20dx256.mk
 CPPFLAGS += $(mk20dx256_CPPFLAGS)