diff --git a/package.json b/package.json
index 6a38278..b5ea198 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
   "name": "srp",
   "description": "Secure Remote Password (SRP)",
-  "version": "0.2.0",
+  "version": "0.2.1",
 
   "main": "index.js",
 
@@ -19,7 +19,7 @@
   "readmeFilename": "README.md",
 
   "dependencies": {
-    "bignum": "0.9.2"
+    "bignum": "~0.11.0"
   },
 
   "devDependencies": {