diff --git a/package.json b/package.json
index 6ee6363..63c2404 100644
--- a/package.json
+++ b/package.json
@@ -34,7 +34,7 @@
     "babel-tape-runner": "^2.0.0",
     "babelify": "^7.2.0",
     "beefy": "^2.1.5",
-    "browserify": "^13.0.0",
+    "browserify": "^13.3.0",
     "faucet": "0.0.1",
     "nyc": "^8.1.0",
     "pre-commit": "^1.1.1",