diff --git a/.travis.yml b/.travis.yml
index a57e4db..784e99e 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,5 +1,4 @@
-language: "node_js"
+language: node_js
 node_js:
-  - 0.4
-  - 0.6
-  - 0.8
+  - 0.10
+  - 0.12
diff --git a/CHANGELOG.md b/CHANGELOG.md
new file mode 100644
index 0000000..5f4ff21
--- /dev/null
+++ b/CHANGELOG.md
@@ -0,0 +1,3 @@
+## 0.1.1 - 2015-04-01
+
+* Update bignum npm dependency to resolve installation issues with Node v.0.11 and v.0.12
diff --git a/package.json b/package.json
index ac4f234..e2d0b8d 100644
--- a/package.json
+++ b/package.json
@@ -1,8 +1,13 @@
 {
   "name": "sysvelf",
-  "version": "0.1.0",
+  "version": "0.1.1",
   "description": "An Executable and Linkable Format (ELF) parser.",
-  "keywords": ["elf", "systemv", "unix", "abi"],
+  "keywords": [
+    "elf",
+    "systemv",
+    "unix",
+    "abi"
+  ],
   "repository": {
     "type": "git",
     "url": "git://github.com/sifteo/node-elf.git"
@@ -14,21 +19,25 @@
     "name": "Jared Hanson",
     "email": "jared@sifteo.com"
   },
-  "licenses": [ {
-    "type": "MIT",
-    "url": "http://www.opensource.org/licenses/MIT" 
-  } ],
+  "licenses": [
+    {
+      "type": "MIT",
+      "url": "http://www.opensource.org/licenses/MIT"
+    }
+  ],
   "main": "./lib",
   "dependencies": {
-    "endian-buffer": "0.1.x",
-    "bignum": "0.6.x"
+    "bignum": "^0.9.2",
+    "endian-buffer": "0.1.x"
   },
   "devDependencies": {
-    "mocha": "1.x.x",
-    "chai": "1.x.x"
+    "chai": "^2.2.0",
+    "mocha": "^2.2.1"
   },
   "scripts": {
     "test": "NODE_PATH=./lib node_modules/.bin/mocha --reporter spec --require test/bootstrap/node test/*.test.js"
   },
-  "engines": { "node": ">= 0.4.0" }
+  "engines": {
+    "node": ">= 0.4.0"
+  }
 }