diff --git a/sys/include/net/gnrc/ipv6/ext.h b/sys/include/net/gnrc/ipv6/ext.h
index 4eecd510cc..72d8500ceb 100644
--- a/sys/include/net/gnrc/ipv6/ext.h
+++ b/sys/include/net/gnrc/ipv6/ext.h
@@ -40,9 +40,9 @@ extern "C" {
 #endif
 
 /**
- * @defgroup    net_gnrc_ipv6_ext_conf IPv6 extension header compile configurations
+ * @defgroup    net_gnrc_ipv6_ext_conf GNRC IPv6 extension header compile configurations
  * @ingroup     net_gnrc_ipv6_ext
- * @ingroup     config
+ * @ingroup     net_gnrc_conf
  * @{
  */
 /**