diff --git a/.gitmodules b/.gitmodules
new file mode 100644
index 000000000..61ca92759
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,3 @@
+[submodule "js/flot"]
+	path = js/flot
+	url = https://github.com/flot/flot
diff --git a/js/flot b/js/flot
new file mode 160000
index 000000000..e2147c078
--- /dev/null
+++ b/js/flot
@@ -0,0 +1 @@
+Subproject commit e2147c078e669365b70427c28dce363031ecc7ed