diff --git a/grpc.def b/grpc.def
index 2bafebb..5ff3a1e 100644
--- a/grpc.def
+++ b/grpc.def
@@ -45,6 +45,8 @@
     grpc_insecure_channel_create
     grpc_lame_client_channel_create
     grpc_channel_destroy
+    grpc_channel_get_trace
+    grpc_channel_get_uuid
     grpc_call_cancel
     grpc_call_cancel_with_status
     grpc_call_ref