diff --git a/workflow/engine/src/ProcessMaker/BusinessModel/ProcessCategory.php b/workflow/engine/src/ProcessMaker/BusinessModel/ProcessCategory.php
index 0225abc19..7cbc34de0 100644
--- a/workflow/engine/src/ProcessMaker/BusinessModel/ProcessCategory.php
+++ b/workflow/engine/src/ProcessMaker/BusinessModel/ProcessCategory.php
@@ -261,7 +261,9 @@ class ProcessCategory
             }
             //Return
             if ($oProcessCategory != '') {
-                return $oProcessCategory;
+                $oProcessCategory = array_change_key_case($oProcessCategory, CASE_LOWER);
+                $oResponse = json_decode(json_encode($oProcessCategory), false);
+                return $oResponse;
             } else {
                 throw (new \Exception( 'The Category with cat_uid: '.$cat_uid.' doesn\'t exist!'));
             }
@@ -291,7 +293,7 @@ class ProcessCategory
             $pcat->setCategoryUid( $catUid );
             $pcat->setCategoryName( $catName );
             $pcat->save();
-            $oProcessCategory = array_change_key_case($this->getCategory( $catUid ), CASE_LOWER);
+            $oProcessCategory = $this->getCategory( $catUid );
             //Return
             return $oProcessCategory;
         } catch (\Exception $e) {
@@ -321,9 +323,10 @@ class ProcessCategory
             $pcat->setCategoryUid( $catUID );
             $pcat->setCategoryName( $catName );
             $pcat->save();
-            $oProcessCategory = array_change_key_case($this->getCategory( $cat_uid ), CASE_LOWER);
+            $oProcessCategory = $this->getCategory( $cat_uid );
             //Return
-            return $oProcessCategory;
+            $oResponse = json_decode(json_encode($oProcessCategory), false);
+            return $oResponse;
 
         } catch (\Exception $e) {
             throw $e;
diff --git a/workflow/engine/src/Tests/BusinessModel/ProcessCategoryTest.php b/workflow/engine/src/Tests/BusinessModel/ProcessCategoryTest.php
index 312bdf343..f0a1a3e25 100644
--- a/workflow/engine/src/Tests/BusinessModel/ProcessCategoryTest.php
+++ b/workflow/engine/src/Tests/BusinessModel/ProcessCategoryTest.php
@@ -8,11 +8,25 @@ if (!class_exists("Propel")) {
 /**
  * Class ProcessCategoryTest
  *
- * @package Tests\BusinessModel
+ * @package Tests/ProcessMaker/BusinessModel
  */
 class ProcessCategoryTest extends \PHPUnit_Framework_TestCase
 {
     protected static $arrayUid = array();
+    protected $oCategory;
+
+    /**
+     * Set class for test
+     *
+     * @coversNothing
+     *
+     * @copyright Colosa - Bolivia
+     */
+    public function setUp()
+    {
+        $this->oCategory = new \ProcessMaker\BusinessModel\ProcessCategory();
+    }
+
 
     public static function tearDownAfterClass()
     {
@@ -26,6 +40,67 @@ class ProcessCategoryTest extends \PHPUnit_Framework_TestCase
         }
     }
 
+    /**
+     * Test add Category
+     *
+     * @covers \BusinessModel\ProcessCategory::addCategory
+     *
+     * @copyright Colosa - Bolivia
+     */
+    public function testAddCategory()
+    {
+        $response = $this->oCategory->addCategory('New Category Test');
+        $this->assertTrue(is_object($response));
+        $aResponse = json_decode(json_encode($response), true);
+        return $aResponse;
+    }
+
+    /**
+     * Test put Category
+     *
+     * @covers \BusinessModel\ProcessCategory::updateCategory
+     * @depends testAddCategory
+     * @param array $aResponse
+     *
+     * @copyright Colosa - Bolivia
+     */
+    public function testUpdateCategory(array $aResponse)
+    {
+        $response = $this->oCategory->updateCategory($aResponse["cat_uid"], 'Name Update Category Test');
+        $this->assertTrue(is_object($response));
+    }
+
+    /**
+     * Test get Category
+     *
+     * @covers \BusinessModel\ProcessCategory::getCategory
+     * @depends testAddCategory
+     * @param array $aResponse
+     *
+     * @copyright Colosa - Bolivia
+     */
+    public function testGetCategory(array $aResponse)
+    {
+        $response = $this->oCategory->getCategory($aResponse["cat_uid"]);
+        $this->assertTrue(is_object($response));
+    }
+
+
+    /**
+     * Test delete Category
+     *
+     * @covers \BusinessModel\ProcessCategory::deleteCategory
+     * @depends testAddCategory
+     * @param array $aResponse
+     *
+     * @copyright Colosa - Bolivia
+     */
+    public function testDeleteCategory(array $aResponse)
+    {
+        $response = $this->oCategory->deleteCategory($aResponse["cat_uid"]);
+        $this->assertTrue(empty($response));
+    }
+
     public function testCreate()
     {
         try {
@@ -46,6 +121,7 @@ class ProcessCategoryTest extends \PHPUnit_Framework_TestCase
         $this->assertNotEmpty($processCategoryUid);
     }
 
+
     public function testGetCategories()
     {
         $processCategory = new \ProcessMaker\BusinessModel\ProcessCategory();