diff --git a/.gitignore b/.gitignore
index d2d8606..2f82d3b 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1 +1,3 @@
-vendor*
\ No newline at end of file
+vendor*
+/books.fw.png
+/datatypes.fw.png
diff --git a/README.md b/README.md
index 0c151bf..d4757a2 100644
--- a/README.md
+++ b/README.md
@@ -1,4 +1,4 @@
-# SimpleXLSXGen class 0.9.22 (Official)
+# SimpleXLSXGen class 0.9.23 (Official)
 [<img src="https://img.shields.io/endpoint.svg?url=https%3A%2F%2Fshieldsio-patreon.herokuapp.com%2Fshuchkin" />](https://www.patreon.com/shuchkin) [<img src="https://img.shields.io/github/license/shuchkin/simplexlsxgen" />](https://github.com/shuchkin/simplexlsxgen/blob/master/license.md) [<img src="https://img.shields.io/github/stars/shuchkin/simplexlsxgen" />](https://github.com/shuchkin/simplexlsxgen/stargazers) [<img src="https://img.shields.io/github/forks/shuchkin/simplexlsxgen" />](https://github.com/shuchkin/simplexlsxgen/network) [<img src="https://img.shields.io/github/issues/shuchkin/simplexlsxgen" />](https://github.com/shuchkin/simplexlsxgen/issues)
 
 Export data to Excel XLSX file. PHP XLSX generator. No external tools and libraries.<br/>
@@ -72,6 +72,7 @@ SimpleXLSXGen::fromArray( $data )->saveAs('debug.xlsx');
 
 
 ## History
+v0.9.23 (2021-01-25) Fix local floats in XML<br/>
 v0.9.22 (2020-11-04) Added multiple sheets support, thx [Savino59](https://github.com/Savino59), class ready for extend now<br/> 
 v0.9.21 (2020-10-17) Updated images<br/>
 v0.9.20 (2020-10-04) Disable type detection if string started with chr(0)<br/>
diff --git a/src/SimpleXLSXGen.php b/src/SimpleXLSXGen.php
index 44806c8..46ad58c 100644
--- a/src/SimpleXLSXGen.php
+++ b/src/SimpleXLSXGen.php
@@ -223,7 +223,7 @@ class SimpleXLSXGen {
 			} elseif ( $cfilename === 'xl/worksheets/sheet1.xml' ) {
 				foreach ( $this->sheets as $k => $v ) {
 					$filename = 'xl/worksheets/sheet'.($k+1).'.xml';
-					$xml = $this->_sheetToXML($this->sheets[$k], $template);
+					$xml = $this->_sheetToXML($k, $template);
 					$this->_writeEntry($fh, $cdrec, $filename, $xml );
 					$entries++;
 				}
@@ -330,14 +330,16 @@ class SimpleXLSXGen {
 		$cdrec .= $e['comments'];
 	}
 
-	protected function _sheetToXML(&$sheet, $template) {
-
+	protected function _sheetToXML($idx, $template) {
+		// locale floats fr_FR 1.234,56 -> 1234.56
+		$_loc = setlocale(LC_NUMERIC,'');
+		setlocale(LC_NUMERIC,'C');
 		$COLS = [];
 		$ROWS = [];
-		if ( count($sheet['rows']) ) {
+		if ( count($this->sheets[$idx]['rows']) ) {
 			$CUR_ROW = 0;
 			$COL = [];
-			foreach( $sheet['rows'] as $r ) {
+			foreach( $this->sheets[$idx]['rows'] as $r ) {
 				$CUR_ROW++;
 				$row = '<row r="'.$CUR_ROW.'">';
 				$CUR_COL = 0;
@@ -409,7 +411,9 @@ class SimpleXLSXGen {
 								$this->SI_KEYS[$skey] = $cv;
 							}
 						}
-					} elseif ( is_int( $v ) || is_float( $v ) ) {
+					} elseif ( is_int( $v ) ) {
+						$cv = $v;
+					} elseif ( is_float( $v ) ) {
 						$cv = $v;
 					} else {
 						continue;
@@ -429,6 +433,9 @@ class SimpleXLSXGen {
 			$ROWS[] = '<row r="1"><c r="A1" t="s"><v>0</v></c></row>';
 			$REF = 'A1:A1';
 		}
+		//restore locale
+		setlocale(LC_NUMERIC, $_loc);
+
 		return str_replace(['{REF}','{COLS}','{ROWS}'],
 			[ $REF, implode("\r\n", $COLS), implode("\r\n",$ROWS) ],
 			$template );