diff --git a/lib/version.js b/lib/version.js
index c1047fbb..a078374a 100644
--- a/lib/version.js
+++ b/lib/version.js
@@ -1,16 +1,16 @@
 'use strict'
 
-var exec = require('child_process').exec
+var request = require('request')
 
 var efh = require('./error').efh
 
 module.exports = function (pkg, cb) {
   if (!pkg.name) return cb(new Error('Package must have a name'))
 
-  exec('curl -s "' + process.env.npm_config_registry + pkg.name + '"', efh(cb)(function(stdout) {
-    var pkg = JSON.parse(stdout)
+  request(process.env.npm_config_registry + pkg.name, efh(cb)(function (response, body) {
+    var pkg = JSON.parse(body)
 
-    if (pkg.error) return cb(null, null, true)
+    if (response.statusCode === 404 || pkg.error) return cb(null, null, true)
 
     cb(null, pkg['dist-tags'].latest)
   }))
diff --git a/package.json b/package.json
index 639efa7a..84ba0046 100644
--- a/package.json
+++ b/package.json
@@ -12,14 +12,16 @@
     "confirm-simple": "^1.0.3",
     "conventional-changelog": "0.0.11",
     "error-first-handler": "^1.0.1",
+    "git-node": "^0.1.1",
     "github": "^0.2.3",
     "github-url-from-git": "^1.4.0",
     "minimist": "^1.1.0",
     "parse-github-repo-url": "^1.0.0",
+    "request": "^2.53.0",
     "semver": "^4.2.0"
   },
   "devDependencies": {
-    "github-release-fake-server": "^1.1.1",
+    "github-release-fake-server": "^1.2.0",
     "lodash.defaults": "^3.0.0",
     "nano-uid": "^0.2.0",
     "nixt": "^0.4.1",
diff --git a/src/post.js b/src/post.js
index b97376e0..3466da3e 100644
--- a/src/post.js
+++ b/src/post.js
@@ -1,10 +1,10 @@
 'use strict'
 
-var exec = require('child_process').exec
 var readFile = require('fs').readFileSync
 var url = require('url')
 
 var changelog = require('conventional-changelog')
+var git = require('git-node')
 var GitHubApi = require('github')
 var parseSlug = require('parse-github-repo-url')
 var parseUrl = require('github-url-from-git')
@@ -31,7 +31,7 @@ module.exports = function (options, cb) {
     repository: parseUrl(repository),
     file: false
   }, efh(cb)(function (log) {
-    exec('git rev-parse HEAD', efh(cb)(function (hash) {
+    git.repo('./.git').loadAs('commit', 'HEAD', efh(cb)(function (commit, hash) {
       var ghRepo = parseSlug(repository)
       var release = {
         owner: ghRepo[0],