diff --git a/.gitmodules b/.gitmodules
new file mode 100644
index 0000000..454b8e7
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,3 @@
+[submodule "async-bpm"]
+	path = async-bpm
+	url = git@github.com:Connortsui20/async-bpm.git
diff --git a/async-bpm b/async-bpm
new file mode 160000
index 0000000..8d3d1bd
--- /dev/null
+++ b/async-bpm
@@ -0,0 +1 @@
+Subproject commit 8d3d1bd47123227fbf6764b718977d31a41337f7