diff --git a/model/fw/nacks.h b/model/fw/nacks.h
index 7855e19..f9f8bb1 100644
--- a/model/fw/nacks.h
+++ b/model/fw/nacks.h
@@ -27,8 +27,8 @@
 namespace fw {
 
 /**
- * \ingroup ndn
- * \brief Implementation of experimental NACK messages (enables with EnableNACKs option)
+ * @ingroup ndn-fw
+ * @brief Implementation of experimental NACK messages (enables with EnableNACKs option)
  */
 class Nacks :
     public ForwardingStrategy