diff --git a/.gitmodules b/.gitmodules
new file mode 100644
index 000000000..2890340b8
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,3 @@
+[submodule "buildstep"]
+	path = buildstep
+	url = https://github.com/progrium/buildstep.git
diff --git a/buildstep b/buildstep
new file mode 160000
index 000000000..9427d1644
--- /dev/null
+++ b/buildstep
@@ -0,0 +1 @@
+Subproject commit 9427d1644142677b10e2e0487a4c16413a61b4a3