diff --git a/drivers/usbdev/CMakeLists.txt b/drivers/usbdev/CMakeLists.txt
index 6fef1b4ad4a..cae55d63e39 100644
--- a/drivers/usbdev/CMakeLists.txt
+++ b/drivers/usbdev/CMakeLists.txt
@@ -57,6 +57,10 @@ if(CONFIG_USBDEV)
     list(APPEND SRCS adb.c)
   endif()
 
+  if(CONFIG_USBMTP)
+    list(APPEND SRCS mtp.c)
+  endif()
+
   if(CONFIG_NET_CDCECM)
     list(APPEND SRCS cdcecm.c)
   endif()