diff --git a/components/com_ajax/ajax.php b/components/com_ajax/ajax.php
index 501ec6200d283..095b986d92b23 100644
--- a/components/com_ajax/ajax.php
+++ b/components/com_ajax/ajax.php
@@ -21,6 +21,9 @@
 // Reference global application object
 $app = JFactory::getApplication();
 
+// Prevent the api url from being indexed
+$app->setHeader('X-Robots-Tag', 'noindex, nofollow');
+
 // JInput object
 $input = $app->input;
 
@@ -154,6 +157,7 @@
 {
 	// JSONinzed
 	case 'json' :
+
 		echo new JResponseJson($results, null, false, $input->get('ignoreMessages', true, 'bool'));
 
 		break;