diff --git a/Classes/PHPExcel/Style/Font.php b/Classes/PHPExcel/Style/Font.php
index becc69f4..095f06fb 100644
--- a/Classes/PHPExcel/Style/Font.php
+++ b/Classes/PHPExcel/Style/Font.php
@@ -504,6 +504,9 @@ class PHPExcel_Style_Font implements PHPExcel_IComparable
 	 * @return PHPExcel_Style_Font
 	 */
 	public function setUnderline($pValue = PHPExcel_Style_Font::UNDERLINE_NONE) {
+		if (is_bool($pValue)) {
+			$pValue = ($pValue) ? PHPExcel_Style_Font::UNDERLINE_SINGLE : PHPExcel_Style_Font::UNDERLINE_NONE;
+		}
 		if ($pValue == '') {
 			$pValue = PHPExcel_Style_Font::UNDERLINE_NONE;
 		}
diff --git a/changelog.txt b/changelog.txt
index e15b7c3c..1c4733dc 100644
--- a/changelog.txt
+++ b/changelog.txt
@@ -86,6 +86,7 @@ Fixed in develop branch:
                          The new setExcelCompatibility(TRUE) option for the CSV Writer will generate files with this formatting for easy import into Excel2007 and below.
 - Feature:  (MBaker)     Language implementations for Turkish (tr)
 - Feature:  (MBaker)     Added fraction tests to advanced value binder
+- Feature:  (MBaker)     Allow call to font setUnderline() for underline format to specify a simple boolean for UNDERLINE_NONE or UNDERLINE_SINGLE
 - General:  (alexgann)   Add Currency detection to the Advanced Value Binder
 - General:  (MBaker)     Work item 18404 - setCellValueExplicitByColumnAndRow() do not return PHPExcel_Worksheet
 - General:  (MBaker)     Work item 18324 - Reader factory doesn't read anymore XLTX and XLT files