diff --git a/src/add-ons/kernel/bus_managers/usb/usb_private.h b/src/add-ons/kernel/bus_managers/usb/usb_private.h
index f6390a142b..8f351b8179 100644
--- a/src/add-ons/kernel/bus_managers/usb/usb_private.h
+++ b/src/add-ons/kernel/bus_managers/usb/usb_private.h
@@ -7,11 +7,11 @@
  *		Niels S. Reedijk
  */
 
-#ifndef _USB_P_
-#define _USB_P_
+#ifndef _USB_PRIVATE_H
+#define _USB_PRIVATE_H
 
 #include "BeOSCompatibility.h"
-#include "usbspec_p.h"
+#include "usbspec_private.h"
 #include <lock.h>
 
 
@@ -659,4 +659,4 @@ private:
 		uint16						fBandwidth;
 };
 
-#endif
+#endif // _USB_PRIVATE_H
diff --git a/src/add-ons/kernel/bus_managers/usb/usbspec_p.h b/src/add-ons/kernel/bus_managers/usb/usbspec_private.h
similarity index 96%
rename from src/add-ons/kernel/bus_managers/usb/usbspec_p.h
rename to src/add-ons/kernel/bus_managers/usb/usbspec_private.h
index 9327ffdcce..aadcccd0c9 100644
--- a/src/add-ons/kernel/bus_managers/usb/usbspec_p.h
+++ b/src/add-ons/kernel/bus_managers/usb/usbspec_private.h
@@ -7,8 +7,8 @@
  *		Niels S. Reedijk
  */
 
-#ifndef _USBSPEC_P_
-#define _USBSPEC_P_
+#ifndef _USBSPEC_PRIVATE_H
+#define _USBSPEC_PRIVATE_H
 
 #include <KernelExport.h>
 #include <util/Vector.h>
@@ -113,4 +113,4 @@ struct usb_port_status
 #define C_PORT_OVER_CURRENT			19
 #define C_PORT_RESET				20
 
-#endif
+#endif // _USBSPEC_PRIVATE_H