diff --git a/check_reqs.js b/check_reqs.js
index fda89da..ce06b73 100755
--- a/check_reqs.js
+++ b/check_reqs.js
@@ -1,32 +1,45 @@
 #!/usr/bin/env node
 
-var shell = require('shelljs');
 var util = require('util');
 var os = require('os');
+var child_process = require('child_process');
 
 var XCODEBUILD_MIN_VERSION = '6.4';
-var XCODEBUILD_NOT_FOUND_MESSAGE =
-    'Please install Xcode version ' + XCODEBUILD_MIN_VERSION + ' or greater from App Store';
-	
-var tool = 'xcodebuild'
-var tool_command = shell.which(tool);
-if (!tool_command) {
-    console.log(tool + ' : ' + XCODEBUILD_NOT_FOUND_MESSAGE);
-	process.exit(1);
-}
+var XCODEBUILD_NOT_FOUND_MESSAGE = util.format('Please install Xcode version %s or greater from the Mac App Store.', XCODEBUILD_MIN_VERSION);
+var TOOL = 'xcodebuild';
 
-shell.exec(tool + ' -version', { silent: true }, function(code, output) {
+var xcode_version = child_process.spawn(TOOL, ['-version']),
+	version_string = '';
+
+xcode_version.stdout.on('data', function (data) {
+	version_string += data;
+});
+
+xcode_version.stderr.on('data', function (data) {
+	console.log('stderr: ' + data);
+});
+
+xcode_version.on('error', function (err) {
+	console.log(util.format('Tool %s was not found. %s', TOOL, XCODEBUILD_NOT_FOUND_MESSAGE));
+});
+
+xcode_version.on('close', function (code) {
 	if (code === 0) {
-		var arr = output.match(/^Xcode (\d+\.\d+)/);
+		var arr = version_string.match(/^Xcode (\d+\.\d+)/);
 		var ver = arr[1];
 
 		if (os.release() >= '15.0.0' && ver < '7.0') {
-			console.log(util.format('You need at least Xcode 7.0 on OS X 10.11 El Capitan (you have version %s)', ver));
+			console.log(util.format('You need at least Xcode 7.0 when you are on OS X 10.11 El Capitan (you have version %s)', ver));
 			process.exit(1);
 		}
-		
+
 		if (ver < XCODEBUILD_MIN_VERSION) {
 		    console.log(util.format('%s : %s. (you have version %s)', tool, XCODEBUILD_NOT_FOUND_MESSAGE, ver));
 		}
-	} 
-});
\ No newline at end of file
+	}
+	process.exit(code);
+});
+
+
+
+
diff --git a/package.json b/package.json
index 564034a..c279b07 100644
--- a/package.json
+++ b/package.json
@@ -14,9 +14,6 @@
     "type": "git",
     "url": "https://github.com/phonegap/ios-deploy"
   },
-  "dependencies": {
-    "shelljs": "^0.2.6"
-  },
   "keywords": [
     "ios-deploy",
     "deploy to iOS device"