diff --git a/shippable.yml b/shippable.yml
index e7ab41d..80851ab 100644
--- a/shippable.yml
+++ b/shippable.yml
@@ -16,5 +16,10 @@ script:
 
 archive: true
      
-      
+parallelized_test: true  
+
+notifications:
+  email:
+    - buildsampletest@gmail.com 
+    
 
diff --git a/tests/calculator_test.php b/tests/calculator_test.php
index 52f3c96..fdcd534 100644
--- a/tests/calculator_test.php
+++ b/tests/calculator_test.php
@@ -35,7 +35,7 @@ public function testMultiply(){
   public function testDivide(){
       $calc = new Calculator();
       $quotient = $calc->divide(10,2);
-      $this->assertEquals(4, $quotient); //check if 10/2 is equal to 5
+      $this->assertEquals(5, $quotient); //check if 10/2 is equal to 5
   }
 }
 ?>