diff --git a/firmware/target/mips/ingenic_jz47xx/usb-jz4740.c b/firmware/target/mips/ingenic_jz47xx/usb-jz4740.c
index 83dedfdd48..1d58cbc14d 100644
--- a/firmware/target/mips/ingenic_jz47xx/usb-jz4740.c
+++ b/firmware/target/mips/ingenic_jz47xx/usb-jz4740.c
@@ -29,7 +29,7 @@
 #include "thread.h"
 
 //#define DEBUGF printf
-#define DEBUGF
+#define DEBUGF(...)
 
 #define USB_EP0_IDLE      0
 #define USB_EP0_RX        1