diff --git a/package.json b/package.json
index 9db191dfc..1a787d0f9 100644
--- a/package.json
+++ b/package.json
@@ -53,7 +53,7 @@
   },
   "devDependencies": {
     "bluebird": "^3.2.1",
-    "browserify": "^12.0.2",
+    "browserify": "^13.0.1",
     "browserify-istanbul": "^2.0.0",
     "buffer-equal": "^1.0.0",
     "codecov": "^1.0.1",