diff --git a/tests/PHPUnit/Integration/RawData/RawDataParserTest.php b/tests/PHPUnit/Integration/RawData/RawDataParserTest.php
index 88d85006..c0b7cf9f 100644
--- a/tests/PHPUnit/Integration/RawData/RawDataParserTest.php
+++ b/tests/PHPUnit/Integration/RawData/RawDataParserTest.php
@@ -198,8 +198,7 @@ public function testGetXrefDataIssue673(): void
     /**
      * Handle self referencing xref
      *
-     * It seems that some pdf creators output `Prev 0` when there is no previous
-     * xref
+     * It seems that some PDF creators output `Prev 0` when there is no previous xref.
      *
      * @see https://github.com/smalot/pdfparser/pull/727
      */