diff --git a/package.json b/package.json
index 2c3954b..a8e0d6e 100644
--- a/package.json
+++ b/package.json
@@ -23,7 +23,7 @@
   "dependencies": {
     "codemirror": "*",
     "codemirror-spell-checker": "*",
-    "marked": "*"
+    "marked": ">=0.3.9"
   },
   "devDependencies": {
     "browserify": "*",