diff --git a/headers/os/drivers/Drivers.h b/headers/os/drivers/Drivers.h
index 199b173bb0..904f33279c 100644
--- a/headers/os/drivers/Drivers.h
+++ b/headers/os/drivers/Drivers.h
@@ -115,7 +115,7 @@ enum {
 	B_JOYSTICK_DRIVER_BASE = 8200,	/* base for codes in joystick.h */
 	B_GRAPHIC_DRIVER_BASE = 8300,	/* base for codes in graphic_driver.h */
 
-	B_DEVICE_OP_CODES_END = 9999	/* end of Be-defined control id's */
+	B_DEVICE_OP_CODES_END = 9999	/* end of Be-defined control ids */
 };
 
 /* B_GET_GEOMETRY data structure */