diff --git a/boards/x86-multiboot-common/include/multiboot.h b/boards/x86-multiboot-common/include/multiboot.h
index 216e790375946..c7802af734c9f 100644
--- a/boards/x86-multiboot-common/include/multiboot.h
+++ b/boards/x86-multiboot-common/include/multiboot.h
@@ -1,4 +1,3 @@
-/* multiboot.h - the header for Multiboot */
 /* Copyright (C) 1999, 2001  Free Software Foundation, Inc.
 
    This program is free software; you can redistribute it and/or modify
@@ -16,11 +15,14 @@
    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.  */
 
 /**
- * Architecture specific definitions for multiboot enabled kernels.
+ * @defgroup    boards_x86-multiboot i586 multiboot common
+ * @ingroup     boards
+ * @brief       Common files for multiboot enabled kernels
  *
  * @ingroup x86-multiboot
  * @{
  * @file
+ * @brief       Architecture specific definitions for multiboot enabled kernels
  */
 
 #ifndef MULTIBOOT_H
diff --git a/boards/x86-multiboot-common/startup.c b/boards/x86-multiboot-common/startup.c
index 2596473c2b7c6..c4a039f7a738a 100644
--- a/boards/x86-multiboot-common/startup.c
+++ b/boards/x86-multiboot-common/startup.c
@@ -17,9 +17,7 @@
  */
 
 /**
- * @ingroup     x86
- * @ingroup     boards
- * @defgroup    x86-multiboot   i586 multiboot common
+ * @ingroup     boards_x86-multiboot
  * @{
  *
  * @file