diff --git a/.gitmodules b/.gitmodules
new file mode 100644
index 0000000..dddce18
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,3 @@
+[submodule "FTP-Server-for-ESP8266-ESP32-and-PYBD"]
+	path = FTP-Server-for-ESP8266-ESP32-and-PYBD
+	url = https://github.com/robert-hh/FTP-Server-for-ESP8266-ESP32-and-PYBD.git
diff --git a/FTP-Server-for-ESP8266-ESP32-and-PYBD b/FTP-Server-for-ESP8266-ESP32-and-PYBD
new file mode 160000
index 0000000..b8d8313
--- /dev/null
+++ b/FTP-Server-for-ESP8266-ESP32-and-PYBD
@@ -0,0 +1 @@
+Subproject commit b8d83138f8230c78fc7bb25f38f3de67cb4c3f00