diff --git a/.gitmodules b/.gitmodules
new file mode 100644
index 0000000..b0fc8f4
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,3 @@
+[submodule "lib/classic"]
+	path = lib/classic
+	url = https://github.com/rxi/classic
diff --git a/lib/classic b/lib/classic
new file mode 160000
index 0000000..e561075
--- /dev/null
+++ b/lib/classic
@@ -0,0 +1 @@
+Subproject commit e5610756c98ac2f8facd7ab90c94e1a097ecd2c6