diff --git a/MdeModulePkg/Bus/Usb/UsbMouseDxe/usbmouse.c b/MdeModulePkg/Bus/Usb/UsbMouseDxe/UsbMouse.c
similarity index 100%
rename from MdeModulePkg/Bus/Usb/UsbMouseDxe/usbmouse.c
rename to MdeModulePkg/Bus/Usb/UsbMouseDxe/UsbMouse.c