diff --git a/package.json b/package.json
index 4d34842..b554bce 100644
--- a/package.json
+++ b/package.json
@@ -30,7 +30,7 @@
     "ethereumjs-util": "~5.1.0",
     "flow-stoplight": "^1.0.0",
     "levelup": "^1.3.0",
-    "memdown": "^1.1.0",
+    "memdown": "^1.4.1",
     "safe-buffer": "^5.1.1",
     "semaphore": "^1.0.3"
   },