diff --git a/objects/functions.php b/objects/functions.php
index cf7de7a7c..6248e8dff 100644
--- a/objects/functions.php
+++ b/objects/functions.php
@@ -746,6 +746,9 @@ function xss_esc_back($text) {
 }
 
 function remove_utf8_bom($text){
+    if(strlen($text)>1000000){
+        return $text;
+    }
     $bom = pack('H*','EFBBBF');
     $text = preg_replace("/^$bom/", '', $text);
     return $text;