diff --git a/Classes/PHPExcel/CachedObjectStorage/CacheBase.php b/Classes/PHPExcel/CachedObjectStorage/CacheBase.php
index e5fc678c..6dd6c1a5 100644
--- a/Classes/PHPExcel/CachedObjectStorage/CacheBase.php
+++ b/Classes/PHPExcel/CachedObjectStorage/CacheBase.php
@@ -117,13 +117,14 @@ abstract class PHPExcel_CachedObjectStorage_CacheBase {
 		if ($fromAddress === $this->_currentObjectID) {
 			$this->_currentObjectID = $toAddress;
 		}
+		$this->_currentCellIsDirty = true;
 		if (isset($this->_cellCache[$fromAddress])) {
 			$this->_cellCache[$toAddress] = &$this->_cellCache[$fromAddress];
 			unset($this->_cellCache[$fromAddress]);
 		}
 
 		return TRUE;
-	}	//	function isDataSet()
+	}	//	function moveCell()
 
 
     /**
diff --git a/Classes/PHPExcel/CachedObjectStorage/SQLite.php b/Classes/PHPExcel/CachedObjectStorage/SQLite.php
index 0bafbb72..d717c499 100644
--- a/Classes/PHPExcel/CachedObjectStorage/SQLite.php
+++ b/Classes/PHPExcel/CachedObjectStorage/SQLite.php
@@ -169,6 +169,32 @@ class PHPExcel_CachedObjectStorage_SQLite extends PHPExcel_CachedObjectStorage_C
 	}	//	function deleteCacheData()
 
 
+	/**
+	 * Move a cell object from one address to another
+	 *
+	 * @param	string		$fromAddress	Current address of the cell to move
+	 * @param	string		$toAddress		Destination address of the cell to move
+	 * @return	boolean
+	 */
+	public function moveCell($fromAddress, $toAddress) {
+		if ($fromAddress === $this->_currentObjectID) {
+			$this->_currentObjectID = $toAddress;
+		}
+
+		$query = "DELETE FROM kvp_".$this->_TableName." WHERE id='".$toAddress."'";
+		$result = $this->_DBHandle->exec($query);
+		if ($result === false)
+			throw new PHPExcel_Exception($this->_DBHandle->lastErrorMsg());
+
+		$query = "UPDATE kvp_".$this->_TableName." SET id='".$toAddress."' WHERE id='".$fromAddress."'";
+		$result = $this->_DBHandle->exec($query);
+		if ($result === false)
+			throw new PHPExcel_Exception($this->_DBHandle->lastErrorMsg());
+
+		return TRUE;
+	}	//	function moveCell()
+
+
 	/**
 	 * Get a list of all cell addresses currently held in cache
 	 *
diff --git a/Classes/PHPExcel/CachedObjectStorage/SQLite3.php b/Classes/PHPExcel/CachedObjectStorage/SQLite3.php
index 37615d0a..5886c3c3 100644
--- a/Classes/PHPExcel/CachedObjectStorage/SQLite3.php
+++ b/Classes/PHPExcel/CachedObjectStorage/SQLite3.php
@@ -173,6 +173,32 @@ class PHPExcel_CachedObjectStorage_SQLite3 extends PHPExcel_CachedObjectStorage_
 	}	//	function deleteCacheData()
 
 
+	/**
+	 * Move a cell object from one address to another
+	 *
+	 * @param	string		$fromAddress	Current address of the cell to move
+	 * @param	string		$toAddress		Destination address of the cell to move
+	 * @return	boolean
+	 */
+	public function moveCell($fromAddress, $toAddress) {
+		if ($fromAddress === $this->_currentObjectID) {
+			$this->_currentObjectID = $toAddress;
+		}
+
+		$query = "DELETE FROM kvp_".$this->_TableName." WHERE id='".$toAddress."'";
+		$result = $this->_DBHandle->exec($query);
+		if ($result === false)
+			throw new PHPExcel_Exception($this->_DBHandle->lastErrorMsg());
+
+		$query = "UPDATE kvp_".$this->_TableName." SET id='".$toAddress."' WHERE id='".$fromAddress."'";
+		$result = $this->_DBHandle->exec($query);
+		if ($result === false)
+			throw new PHPExcel_Exception($this->_DBHandle->lastErrorMsg());
+
+		return TRUE;
+	}	//	function moveCell()
+
+
 	/**
 	 * Get a list of all cell addresses currently held in cache
 	 *