diff --git a/src/Controller/NotConservedController.php b/src/Controller/NotConservedController.php
index 66b2561..25da190 100644
--- a/src/Controller/NotConservedController.php
+++ b/src/Controller/NotConservedController.php
@@ -32,7 +32,6 @@ class NotConservedController extends AbstractController
                 'message' => 'All records for not conserved archaeological assets',
                 'records' => $records
             ],
-            headers: ['Access-Control-Allow-Origin' => '*']
         );
     }
 
@@ -52,7 +51,6 @@ class NotConservedController extends AbstractController
         
         return $this->json(
             $notConserved,
-            headers: ['Access-Control-Allow-Origin' => '*']
         );
     }
 }
diff --git a/src/Controller/SiteController.php b/src/Controller/SiteController.php
index 61d075b..6d54de5 100644
--- a/src/Controller/SiteController.php
+++ b/src/Controller/SiteController.php
@@ -40,7 +40,6 @@ class SiteController extends AbstractController
 
         return $this->json(
             $site,
-            headers: ['Access-Control-Allow-Origin' => '*']
         );
     }
 }