diff --git a/README.md b/README.md
index dc3dde9..5472f17 100644
--- a/README.md
+++ b/README.md
@@ -9,7 +9,7 @@ See the [wiki](https://github.com/rosette-api/php/wiki) for more information.
 Installation
 ------------
 
-`composer require "rosette/api: ~1.0.1"`
+`composer require "rosette/api: ~1.0.*"`
 
 Basic Usage
 -----------
diff --git a/composer.json b/composer.json
index 1f28927..e21ddef 100644
--- a/composer.json
+++ b/composer.json
@@ -1,6 +1,6 @@
 {
   "name": "rosette/api",
-  "version": "1.0.1",
+  "version": "1.0.2",
   "description": "Rosette API PHP client SDK",
   "license": "Apache",
   "keywords": [
diff --git a/source/rosette/api/Api.php b/source/rosette/api/Api.php
index b2026f6..96151f6 100644
--- a/source/rosette/api/Api.php
+++ b/source/rosette/api/Api.php
@@ -345,7 +345,7 @@ public function checkVersion($url, $versionToCheck = null)
             $resultObject = array_pop((array_slice($resultObject, -1)));
             $resultObject = (array) json_decode($resultObject);
 
-            if (key_exists('versionChecked', $resultObject) && $resultObject['versionChecked'] === true) {
+            if (array_key_exists('versionChecked', $resultObject) && $resultObject['versionChecked'] === true) {
                 $this->version_checked = true;
             } else {
                 throw new RosetteException(
@@ -385,11 +385,11 @@ private function makeRequest($url, $headers, $data, $method)
         if ($this->useMultiPart === null) {
             $data = (array) $data;
 
-            if (key_exists('content', $data) && $data['content'] === "") {
+            if (array_key_exists('content', $data) && $data['content'] === "") {
                 unset($data['content']);
             }
 
-            if (key_exists('contentUri', $data) && $data['contentUri'] === "") {
+            if (array_key_exists('contentUri', $data) && $data['contentUri'] === "") {
                 unset($data['contentUri']);
             }
 
@@ -430,7 +430,7 @@ private function makeRequest($url, $headers, $data, $method)
         $response = explode(PHP_EOL, $response);
         $this->setResponseCode($resCode);
 
-        if (count($response) > 8) {
+        if (array_key_exists(9, $response)) {
             if (strlen($response[9]) > 3 && mb_strpos($response[9], "\x1f" . "\x8b" . "\x08", 0) === 0) {
                 // a gzipped string starts with ID1(\x1f) ID2(\x8b) CM(\x08)
                 // http://www.gzip.org/zlib/rfc-gzip.html#member-format