diff --git a/apps/callback-based-app.h b/apps/callback-based-app.h
index 8cec638..1d7e74d 100644
--- a/apps/callback-based-app.h
+++ b/apps/callback-based-app.h
@@ -19,7 +19,7 @@
 namespace ns3 {
 
 /**
- * @ingroup ndn
+ * @ingroup ndn-apps
  * @brief A meta application that can be used to create custom apps within Python bindings 
  */
 class CallbackBasedApp: public Application