diff --git a/.gitmodules b/.gitmodules
new file mode 100644
index 0000000..79cb83e
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,3 @@
+[submodule "protobuf"]
+	path = protobuf
+	url = https://git.ymnuktech.ru/ymnuk/yt-function-proto.git
diff --git a/protobuf b/protobuf
new file mode 160000
index 0000000..5cfc91a
--- /dev/null
+++ b/protobuf
@@ -0,0 +1 @@
+Subproject commit 5cfc91ad53d29f10769170576282a2df0885777e