diff --git a/src/UTF8BOMHelper.php b/src/UTF8BOMHelper.php
index bb60d8d..2f2d5c3 100644
--- a/src/UTF8BOMHelper.php
+++ b/src/UTF8BOMHelper.php
@@ -28,6 +28,7 @@ public static function detectAndRemoveBOM($header)
                  ] as $bomString) {
             if (strpos($header[0], $bomString) === 0) {
                 $header[0] = trim(substr($header[0], strlen($bomString)), '"');
+                break;
             }
         }