diff --git a/CMakeLists.txt b/CMakeLists.txt
index 58b0ea766..129b36998 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -197,6 +197,7 @@ add_library(${TARGET} STATIC
     Middlewares/ST/STM32_USB_Host_Library/Core/Src/usbh_ctlreq.c
     Middlewares/ST/STM32_USB_Host_Library/Core/Src/usbh_ioreq.c
     Middlewares/ST/STM32_USB_Host_Library/Core/Src/usbh_pipes.c
+    Middlewares/ST/STM32_USB_Host_Library/Class/MIDI/Src/usbh_midi.c 
     Middlewares/ST/STM32_USB_Host_Library/Class/MSC/Src/usbh_msc_bot.c
     Middlewares/ST/STM32_USB_Host_Library/Class/MSC/Src/usbh_msc_scsi.c
     Middlewares/ST/STM32_USB_Host_Library/Class/MSC/Src/usbh_msc.c