diff --git a/.gitmodules b/.gitmodules
new file mode 100644
index 000000000..86e1c16b4
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,3 @@
+[submodule "vendor/v2ray-core"]
+	path = vendor/v2ray-core
+	url = https://github.com/v2ray/v2ray-core
diff --git a/vendor/v2ray-core b/vendor/v2ray-core
new file mode 160000
index 000000000..d80440f3d
--- /dev/null
+++ b/vendor/v2ray-core
@@ -0,0 +1 @@
+Subproject commit d80440f3d57b45c829dbf513306f7adf9a0f3f76