diff --git a/Classes/PHPExcel/Cell.php b/Classes/PHPExcel/Cell.php
index 796217be..94fff477 100644
--- a/Classes/PHPExcel/Cell.php
+++ b/Classes/PHPExcel/Cell.php
@@ -701,7 +701,7 @@ class PHPExcel_Cell
 			$ranges = PHPExcel_Cell::splitRange($cellBlock);
 			foreach($ranges as $range) {
 				// Single cell?
-				if (count($range) == 1) {
+				if (!isset($range[1])) {
 					$returnValue[] = $range[0];
 					continue;
 				}
diff --git a/Classes/PHPExcel/ReferenceHelper.php b/Classes/PHPExcel/ReferenceHelper.php
index e52c7431..c72cf06b 100644
--- a/Classes/PHPExcel/ReferenceHelper.php
+++ b/Classes/PHPExcel/ReferenceHelper.php
@@ -536,8 +536,10 @@ class PHPExcel_ReferenceHelper
 		if (strpos($pCellRange,':') !== false || strpos($pCellRange, ',') !== false) {
 			// Update range
 			$range = PHPExcel_Cell::splitRange($pCellRange);
-			for ($i = 0; $i < count($range); ++$i) {
-				for ($j = 0; $j < count($range[$i]); ++$j) {
+			$ic = count($range);
+			for ($i = 0; $i < $ic; ++$i) {
+				$jc = count($range[$i]);
+				for ($j = 0; $j < $jc; ++$j) {
 					$range[$i][$j] = $this->_updateSingleCellReference($range[$i][$j], $pBefore, $pNumCols, $pNumRows);
 				}
 			}