diff --git a/Classes/PHPExcel/CachedObjectStorage/PHPTemp.php b/Classes/PHPExcel/CachedObjectStorage/PHPTemp.php
index 2919aa08..b6aa5065 100644
--- a/Classes/PHPExcel/CachedObjectStorage/PHPTemp.php
+++ b/Classes/PHPExcel/CachedObjectStorage/PHPTemp.php
@@ -141,7 +141,7 @@ class PHPExcel_CachedObjectStorage_PHPTemp extends PHPExcel_CachedObjectStorage_
 	}	//	function unsetWorksheetCells()
 
 
-	public function __construct(PHPExcel_Worksheet $parent, $memoryCacheSize = '1MB') {
+	public function __construct(PHPExcel_Worksheet $parent, $arguments) {
 		$this->_memoryCacheSize	= (isset($arguments['memoryCacheSize']))	? $arguments['memoryCacheSize']	: '1MB';
 
 		parent::__construct($parent);
diff --git a/changelog.txt b/changelog.txt
index e2e23ade..ee582a8c 100644
--- a/changelog.txt
+++ b/changelog.txt
@@ -38,6 +38,7 @@ Fixed in SVN:
 - Bugfix:   (MBaker) Locale-specific fix to text functions when passing a boolean argument instead of a string
 - Bugfix:   (MBaker) Work item 16246 - reader/CSV fails on this file
                      auto_detect_line_endings now set in CSV reader
+- Bugfix:   (MBaker) Work item 16212 - $arguments improperly used in CachedObjectStorage/PHPTemp.php
 - General:	(MBaker) Work item 15405 - Two easy to fix Issues concerning PHPExcel_Token_Stack (l10n/UC)
 - General:	(MBaker) Work item 15461 - Locale file paths not fit for windows