diff --git a/platform/native/contiki-main.c b/platform/native/contiki-main.c
index 0202fef73..b7ae7f901 100644
--- a/platform/native/contiki-main.c
+++ b/platform/native/contiki-main.c
@@ -31,6 +31,17 @@
  *
  */
 
+/**
+ * \ingroup platform
+ *
+ * \defgroup native_platform Native platform
+ *
+ * Platform running in the host (Windows or Linux) environment.
+ *
+ * Used mainly for development and debugging.
+ * @{
+ */
+
 #include <stdio.h>
 #include <string.h>
 #include <unistd.h>
@@ -297,3 +308,5 @@ uip_log(char *m)
   fprintf(stderr, "%s\n", m);
 }
 /*---------------------------------------------------------------------------*/
+/** @} */
+
diff --git a/platform/native/dev/beep.h b/platform/native/dev/beep.h
index bb98498af..f02db7481 100644
--- a/platform/native/dev/beep.h
+++ b/platform/native/dev/beep.h
@@ -30,6 +30,11 @@
  *
  */
 
+/**
+ * \addtogroup native_platform
+ * @{
+ */
+
 /**
  * \defgroup beeper Beeper interface
  * @{
@@ -152,6 +157,7 @@ void beep_long(clock_time_t len);
 
 void beep_quick(int num);
 
+/** @} */
 /** @} */
 
 #endif /* BEEP_H_ */