diff --git a/reactos/w32api/include/devguid.h b/reactos/w32api/include/devguid.h
index 6526b541162..ae5eb7a006e 100644
--- a/reactos/w32api/include/devguid.h
+++ b/reactos/w32api/include/devguid.h
@@ -16,4 +16,6 @@
  */
 
 DEFINE_GUID(GUID_DEVCLASS_CDROM, 0x4D36E965, 0xE325, 0x11CE, 0xBF, 0xC1, 0x08, 0x00, 0x2B, 0xE1, 0x03, 0x18);
+DEFINE_GUID(GUID_DEVCLASS_KEYBOARD, 0x4D36E96B, 0xE325, 0x11CE, 0xBF, 0xC1, 0x08, 0x00, 0x2B, 0xE1, 0x03, 0x18);
 DEFINE_GUID(GUID_DEVCLASS_MEDIA, 0x4D36E96C, 0xE325, 0x11CE, 0xBF, 0xC1, 0x08, 0x00, 0x2B, 0xE1, 0x03, 0x18);
+DEFINE_GUID(GUID_DEVCLASS_MOUSE, 0x4D36E96F, 0xE325, 0x11CE, 0xBF, 0xC1, 0x08, 0x00, 0x2B, 0xE1, 0x03, 0x18);