diff --git a/40/064d872ffe1e6306f1494747cce4c9cac4d725 b/40/064d872ffe1e6306f1494747cce4c9cac4d725
new file mode 100644
index 00000000000..9b510f4ff1e
--- /dev/null
+++ b/40/064d872ffe1e6306f1494747cce4c9cac4d725
@@ -0,0 +1 @@
+Author: https://github.com/skyrising