diff --git a/core/net/rime/broadcast-announcement.h b/core/net/rime/broadcast-announcement.h
index 2e450b348..f78007cd6 100644
--- a/core/net/rime/broadcast-announcement.h
+++ b/core/net/rime/broadcast-announcement.h
@@ -4,7 +4,7 @@
  */
 
 /**
- * \defgroup rimebroadcastannouncement
+ * \defgroup rimebroadcastannouncement Broadcast announcement
  * @{
  *
  * The broadcast announcement module implements a periodic explicit
diff --git a/core/net/rime/broadcast.c b/core/net/rime/broadcast.c
index 2e1ed7c49..f4073fb7c 100644
--- a/core/net/rime/broadcast.c
+++ b/core/net/rime/broadcast.c
@@ -31,7 +31,7 @@
  */
 
 /**
- * \addtogroup rimebroadcast
+ * \addtogroup rimeibc
  * @{
  */
 
diff --git a/core/net/rime/collect-neighbor.c b/core/net/rime/collect-neighbor.c
index 2e105fca8..0a3759052 100644
--- a/core/net/rime/collect-neighbor.c
+++ b/core/net/rime/collect-neighbor.c
@@ -1,5 +1,5 @@
 /**
- * \addtogroup rimecollect_neighbor
+ * \addtogroup rimeneighbor
  * @{
  */
 
diff --git a/core/net/rime/polite-announcement.c b/core/net/rime/polite-announcement.c
index ee165394c..faf6f3c5b 100644
--- a/core/net/rime/polite-announcement.c
+++ b/core/net/rime/polite-announcement.c
@@ -1,5 +1,5 @@
 /**
- * \addtogroup rimeexamples
+ * \addtogroup rimepoliteannouncement
  * @{
  */
 
diff --git a/core/net/rime/polite-announcement.h b/core/net/rime/polite-announcement.h
index a79f1c560..3cc0769e6 100644
--- a/core/net/rime/polite-announcement.h
+++ b/core/net/rime/polite-announcement.h
@@ -4,7 +4,7 @@
  */
 
 /**
- * \defgroup rimepoliteannouncement
+ * \defgroup rimepoliteannouncement Polite announcement
  * @{
  *
  * The polite announcement module implements a periodic explicit