diff --git a/sing-box.tar.xz.md5 b/sing-box.tar.xz.md5
new file mode 100644
index 0000000..6c5c0a8
--- /dev/null
+++ b/sing-box.tar.xz.md5
@@ -0,0 +1 @@
+42df056144fa4e08ea39b624be4cd477