diff --git a/.gitmodules b/.gitmodules
new file mode 100644
index 00000000..9a1b7e13
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,3 @@
+[submodule "utils/marked"]
+	path = utils/marked
+	url = https://github.com/chjj/marked.git
diff --git a/utils/marked b/utils/marked
new file mode 160000
index 00000000..38f1727f
--- /dev/null
+++ b/utils/marked
@@ -0,0 +1 @@
+Subproject commit 38f1727ffee0820975677027b8968bc1954e6637