diff --git a/Classes/PHPExcel/CachedObjectStorage/SQLite3.php b/Classes/PHPExcel/CachedObjectStorage/SQLite3.php
index 0a49520..cfaa8c2 100644
--- a/Classes/PHPExcel/CachedObjectStorage/SQLite3.php
+++ b/Classes/PHPExcel/CachedObjectStorage/SQLite3.php
@@ -199,7 +199,6 @@ class PHPExcel_CachedObjectStorage_SQLite3 extends PHPExcel_CachedObjectStorage_
 		if (is_null($this->_DBHandle)) {
 			$this->_TableName = str_replace('.','_',$this->_getUniqueID());
 			$_DBName = ':memory:';
-//			$_DBName = PHPExcel_Shared_File::sys_get_temp_dir().'/PHPExcel.sqlite3';
 
 			$this->_DBHandle = new SQLite3($_DBName);
 			$this->_DBHandle->exec('CREATE TABLE kvp_'.$this->_TableName.' (id VARCHAR(12) PRIMARY KEY, value BLOB)');
@@ -209,8 +208,6 @@ class PHPExcel_CachedObjectStorage_SQLite3 extends PHPExcel_CachedObjectStorage_
 
 	public function __destruct() {
 		if (!is_null($this->_DBHandle)) {
-//			$this->_DBHandle->exec('DROP TABLE kvp_'.$this->_TableName);
-
 			$this->_DBHandle->close();
 		}
 		$this->_DBHandle = null;
diff --git a/Classes/PHPExcel/IOFactory.php b/Classes/PHPExcel/IOFactory.php
index 9f2fca4..7f3c23f 100644
--- a/Classes/PHPExcel/IOFactory.php
+++ b/Classes/PHPExcel/IOFactory.php
@@ -230,6 +230,7 @@ class PHPExcel_IOFactory
 					$reader = self::createReader('Excel2007');
 					break;
 				case 'xls':
+				case 'xlsm':
 					$reader = self::createReader('Excel5');
 					break;
 				case 'ods':