diff --git a/SeedDMS_Core/Core/inc.ClassDocument.php b/SeedDMS_Core/Core/inc.ClassDocument.php
index 482075f39..966710335 100644
--- a/SeedDMS_Core/Core/inc.ClassDocument.php
+++ b/SeedDMS_Core/Core/inc.ClassDocument.php
@@ -103,7 +103,7 @@ define("S_LOG_SLEEPING",  -3);
 /**
  * Class to represent a document in the document management system
  *
- * A document in SeedDMS is similar to files in a regular file system.
+ * A document in SeedDMS is similar to a file in a regular file system.
  * Documents may have any number of content elements
  * ({@link SeedDMS_Core_DocumentContent}). These content elements are often
  * called versions ordered in a timely manner. The most recent content element
@@ -118,7 +118,7 @@ define("S_LOG_SLEEPING",  -3);
  * @author     Markus Westphal, Malcolm Cowe, Matteo Lucarelli,
  *             Uwe Steinmann <uwe@steinmann.cx>
  * @copyright  Copyright (C) 2002-2005 Markus Westphal, 2006-2008 Malcolm Cowe,
- *             2010 Matteo Lucarelli, 2010 Uwe Steinmann
+ *             2010 Matteo Lucarelli, 2010-2022 Uwe Steinmann
  * @version    Release: @package_version@
  */
 class SeedDMS_Core_Document extends SeedDMS_Core_Object { /* {{{ */
@@ -2917,7 +2917,7 @@ class SeedDMS_Core_Document extends SeedDMS_Core_Object { /* {{{ */
  *             Uwe Steinmann <uwe@steinmann.cx>
  * @copyright  Copyright (C) 2002-2005 Markus Westphal,
  *             2006-2008 Malcolm Cowe, 2010 Matteo Lucarelli,
- *             2010 Uwe Steinmann
+ *             2010-2022 Uwe Steinmann
  * @version    Release: @package_version@
  */
 class SeedDMS_Core_DocumentContent extends SeedDMS_Core_Object { /* {{{ */
@@ -5511,7 +5511,7 @@ class SeedDMS_Core_DocumentContent extends SeedDMS_Core_Object { /* {{{ */
  *             Uwe Steinmann <uwe@steinmann.cx>
  * @copyright  Copyright (C) 2002-2005 Markus Westphal,
  *             2006-2008 Malcolm Cowe, 2010 Matteo Lucarelli,
- *             2010 Uwe Steinmann
+ *             2010-2022 Uwe Steinmann
  * @version    Release: @package_version@
  */
 class SeedDMS_Core_DocumentLink { /* {{{ */
@@ -5643,7 +5643,7 @@ class SeedDMS_Core_DocumentLink { /* {{{ */
  *             Uwe Steinmann <uwe@steinmann.cx>
  * @copyright  Copyright (C) 2002-2005 Markus Westphal,
  *             2006-2008 Malcolm Cowe, 2010 Matteo Lucarelli,
- *             2010 Uwe Steinmann
+ *             2010-2022 Uwe Steinmann
  * @version    Release: @package_version@
  */
 class SeedDMS_Core_DocumentFile { /* {{{ */
@@ -5959,7 +5959,7 @@ class SeedDMS_Core_DocumentFile { /* {{{ */
  *             Uwe Steinmann <uwe@steinmann.cx>
  * @copyright  Copyright (C) 2002-2005 Markus Westphal,
  *             2006-2008 Malcolm Cowe, 2010 Matteo Lucarelli,
- *             2010 Uwe Steinmann
+ *             2010-2022 Uwe Steinmann
  * @version    Release: @package_version@
  */
 class SeedDMS_Core_AddContentResultSet { /* {{{ */