diff --git a/package.json b/package.json
index 6a38278..88d2cee 100644
--- a/package.json
+++ b/package.json
@@ -19,7 +19,7 @@
   "readmeFilename": "README.md",
 
   "dependencies": {
-    "bignum": "0.9.2"
+    "bignum": "0.11.0"
   },
 
   "devDependencies": {