diff --git a/package.json b/package.json
index a2a4008..00fc437 100644
--- a/package.json
+++ b/package.json
@@ -20,7 +20,7 @@
     "unit": "tape test/*.js"
   },
   "dependencies": {
-    "bn.js": "^4.11.0",
+    "bn.js": "^5.0.0",
     "randombytes": "^2.0.1"
   },
   "devDependencies": {