diff --git a/include/nnstreamer-edge-event.h b/include/nnstreamer-edge-event.h
index e885615..c8c2a9a 100644
--- a/include/nnstreamer-edge-event.h
+++ b/include/nnstreamer-edge-event.h
@@ -30,6 +30,7 @@ typedef enum {
   NNS_EDGE_EVENT_NEW_DATA_RECEIVED,
   NNS_EDGE_EVENT_CALLBACK_RELEASED,
   NNS_EDGE_EVENT_CONNECTION_CLOSED,
+  NNS_EDGE_EVENT_CONNECTED,
 
   NNS_EDGE_EVENT_CUSTOM = 0x01000000
 } nns_edge_event_e;
diff --git a/src/libnnstreamer-edge/nnstreamer-edge-internal.c b/src/libnnstreamer-edge/nnstreamer-edge-internal.c
index ac7c9db..d3b7f7f 100644
--- a/src/libnnstreamer-edge/nnstreamer-edge-internal.c
+++ b/src/libnnstreamer-edge/nnstreamer-edge-internal.c
@@ -1153,6 +1153,12 @@ _nns_edge_accept_socket (nns_edge_handle_s * eh)
     conn_data->sink_conn = conn;
   }
 
+  ret = nns_edge_event_invoke_callback (eh->event_cb, eh->user_data,
+      NNS_EDGE_EVENT_CONNECTED, NULL, 0, NULL);
+  if (ret != NNS_EDGE_ERROR_NONE) {
+    nns_edge_loge ("Failed to send an event for new connection.");
+    goto error;
+  }
   done = true;
 
 error: