diff --git a/.gitmodules b/.gitmodules
new file mode 100644
index 0000000..3a3b134
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,3 @@
+[submodule "deps/lua-5.1"]
+	path = deps/lua-5.1
+	url = https://github.com/lua/lua