diff --git a/drivers/usb/gadget/function/u_serial.h b/drivers/usb/gadget/function/u_serial.h
index cadb76eecbc7..102a7323a1fd 100644
--- a/drivers/usb/gadget/function/u_serial.h
+++ b/drivers/usb/gadget/function/u_serial.h
@@ -12,7 +12,7 @@
 #include <linux/usb/composite.h>
 #include <linux/usb/cdc.h>
 
-#define MAX_U_SERIAL_PORTS	4
+#define MAX_U_SERIAL_PORTS	8
 
 struct f_serial_opts {
 	struct usb_function_instance func_inst;