diff --git a/tests/PhpSpreadsheetTests/Writer/Csv/CsvOutputEncoding.php b/tests/PhpSpreadsheetTests/Writer/Csv/CsvOutputEncoding.php
new file mode 100644
index 00000000..b3d9bbc7
--- /dev/null
+++ b/tests/PhpSpreadsheetTests/Writer/Csv/CsvOutputEncoding.php
@@ -0,0 +1 @@
+<?php