diff --git a/package.json b/package.json
index e5245c7a..81a3d546 100644
--- a/package.json
+++ b/package.json
@@ -45,7 +45,7 @@
   },
   "dependencies": {
     "@ethereumjs/util": "^8.0.6",
-    "bn.js": "^4.11.8",
+    "bn.js": "^4.12.0",
     "ethereum-cryptography": "^2.0.0",
     "ethjs-util": "^0.1.6",
     "tweetnacl": "^1.0.3",
diff --git a/yarn.lock b/yarn.lock
index d1d14dfb..44ac8112 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -907,7 +907,7 @@ __metadata:
     "@typescript-eslint/eslint-plugin": ^5.59.1
     "@typescript-eslint/parser": ^5.59.1
     ajv: ^8.11.0
-    bn.js: ^4.11.8
+    bn.js: ^4.12.0
     eslint: ^8.27.0
     eslint-config-prettier: ^8.3.0
     eslint-plugin-import: ^2.23.4
@@ -1766,7 +1766,7 @@ __metadata:
   languageName: node
   linkType: hard
 
-"bn.js@npm:^4.11.8":
+"bn.js@npm:^4.12.0":
   version: 4.12.0
   resolution: "bn.js@npm:4.12.0"
   checksum: 39afb4f15f4ea537b55eaf1446c896af28ac948fdcf47171961475724d1bb65118cca49fa6e3d67706e4790955ec0e74de584e45c8f1ef89f46c812bee5b5a12