diff --git a/Classes/PHPExcel/Reader/Excel2007.php b/Classes/PHPExcel/Reader/Excel2007.php
index 74322a18..893a097c 100644
--- a/Classes/PHPExcel/Reader/Excel2007.php
+++ b/Classes/PHPExcel/Reader/Excel2007.php
@@ -762,7 +762,7 @@ class PHPExcel_Reader_Excel2007 extends PHPExcel_Reader_Abstract implements PHPE
 
 							if (isset($xmlSheet->cols) && !$this->_readDataOnly) {
 								foreach ($xmlSheet->cols->col as $col) {
-									for ($i = intval($col["min"]) - 1; $i < intval($col["max"]); ++$i) {
+                                    for ($i = intval($col["min"]) - 1; $i < intval($col["max"]); ++$i) {
 										if ($col["style"] && !$this->_readDataOnly) {
 											$docSheet->getColumnDimension(PHPExcel_Cell::stringFromColumnIndex($i))->setXfIndex(intval($col["style"]));
 										}
@@ -2057,9 +2057,9 @@ class PHPExcel_Reader_Excel2007 extends PHPExcel_Reader_Abstract implements PHPE
 
 	private static function boolean($value = NULL)
 	{
-		if (is_numeric($value)) {
+		if (is_numeric($value) || is_object($value)) {
 			return (bool) $value;
-		}
+        }
 		return ($value === 'true' || $value === 'TRUE') ? TRUE : FALSE;
 	}
 }
diff --git a/changelog.txt b/changelog.txt
index 9c884142..4a1d922f 100644
--- a/changelog.txt
+++ b/changelog.txt
@@ -42,6 +42,7 @@ Fixed in develop branch for release v1.8.0:
 - Bugfix:   (MBaker)          Work Item GH-275  - Insert New Row/Column Before is not correctly updating formula references
 - Bugfix:   (MBaker)          Work Item GH-257  - Passing an array of cells to _generateRow() in the HTML/PDF Writer causes caching problems with last cell in the range
 - Bugfix:   (MBaker)          Work Item GH-193  - Fix to empty worksheet garbage collection when using cell caching
+- Bugfix:   (Jazzo)           Work Item GH-248  - Excel2007 does not correctly mark rows as hidden
 - Feature:  (amerov)                            - Implementation of the Excel HLOOKUP() function
 - Feature:  (MBaker)                            - Added "Quote Prefix" to style settings (Excel2007 Reader and Writer only)
 - Feature:  (MBaker)                            - Added Horizontal FILL alignment for Excel5 and Excel2007 Readers/Writers, and Horizontal DISTRIBUTED alignment for Excel2007 Reader/Writer