From fe6273f8e0648abe562377db30c47510c57419a2 Mon Sep 17 00:00:00 2001
From: MarkBaker <mark@lange.demon.co.uk>
Date: Sat, 26 Jul 2014 19:46:00 +0100
Subject: [PATCH] Fix for nested collapsed grouping when writing BIFF-format
 files, courtesy of ShadowEDX

---
 Classes/PHPExcel/Writer/Excel5/Worksheet.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Classes/PHPExcel/Writer/Excel5/Worksheet.php b/Classes/PHPExcel/Writer/Excel5/Worksheet.php
index 722ac15..fb75499 100644
--- a/Classes/PHPExcel/Writer/Excel5/Worksheet.php
+++ b/Classes/PHPExcel/Writer/Excel5/Worksheet.php
@@ -1247,7 +1247,7 @@ class PHPExcel_Writer_Excel5_Worksheet extends PHPExcel_Writer_Excel5_BIFFwriter
 
 		$grbit |= $level;
 		if ($hidden) {
-			$grbit |= 0x0020;
+			$grbit |= 0x0030;
 		}
 		if ($height !== null) {
 			$grbit |= 0x0040; // fUnsynced