diff --git a/.gitmodules b/.gitmodules
new file mode 100644
index 0000000..9002f73
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,3 @@
+[submodule "btcpayserver"]
+	path = btcpayserver
+	url = https://github.com/btcpayserver/btcpayserver.git
diff --git a/btcpayserver b/btcpayserver
new file mode 160000
index 0000000..afcad15
--- /dev/null
+++ b/btcpayserver
@@ -0,0 +1 @@
+Subproject commit afcad151f2b6a72913a12f4e28007bfdee109386