diff --git a/src/app/contact/controllers/ContactController.php b/src/app/contact/controllers/ContactController.php
index a271e4cb848c9c05f09711ea4584fdf1b2fb52ec..00bb3c3c4e1d60d572715d5784e4aa968cd63c50 100755
--- a/src/app/contact/controllers/ContactController.php
+++ b/src/app/contact/controllers/ContactController.php
@@ -1212,6 +1212,8 @@ class ContactController
             $csvHead[] = $field['label'];
         }
 
+        ini_set('memory_limit', -1);
+
         $file = fopen('php://temp', 'w');
         $delimiter = ($body['delimiter'] == 'TAB' ? "\t" : $body['delimiter']);