diff --git a/package.json b/package.json
index 517fe75..16eaa5b 100644
--- a/package.json
+++ b/package.json
@@ -27,6 +27,7 @@
   "author": "Yusef Napora <yusef@napora.org>",
   "license": "MIT",
   "dependencies": {
+    "async": "^2.1.4",
     "libp2p-crypto": "~0.8.4",
     "multihashing-async": "~0.4.2",
     "nodeify": "^1.0.0",
@@ -60,4 +61,4 @@
     "Friedel Ziegelmayer <dignifiedquire@gmail.com>",
     "Yusef Napora <yusef@napora.org>"
   ]
-}
\ No newline at end of file
+}