diff --git a/.gitmodules b/.gitmodules
new file mode 100644
index 0000000..6358419
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,3 @@
+[submodule "bigworld/macse30"]
+	path = bigworld/macse30
+	url = https://github.com/quorten/macse30mlb.git
diff --git a/bigworld/macse30 b/bigworld/macse30
new file mode 160000
index 0000000..2c67254
--- /dev/null
+++ b/bigworld/macse30
@@ -0,0 +1 @@
+Subproject commit 2c672545018f259a493d92aabcf1bee891908161
diff --git a/bigworld/macse30/README.md b/bigworld/macse30/README.md
deleted file mode 100644
index bb040f9..0000000
--- a/bigworld/macse30/README.md
+++ /dev/null
@@ -1 +0,0 @@
-Macintosh SE/30