diff --git a/ChangeLog b/ChangeLog
index 540eee78d..67a91378d 100755
--- a/ChangeLog
+++ b/ChangeLog
@@ -16,6 +16,7 @@ $Source$
     * sql.php: Do not compare db if not defined.
     * server_binlog.php, server_processlist.php: No need to grab all results
       to memory.
+    * libraries/export/htmlexcel.php: Fix extension.
 
 2006-05-29 Michal Čihař  <michal@cihar.com>
     * lang/galician: Update, thanks to Xosé Calvo - xosecalvo.
diff --git a/libraries/export/htmlexcel.php b/libraries/export/htmlexcel.php
index 750265b24..1f6d47daa 100644
--- a/libraries/export/htmlexcel.php
+++ b/libraries/export/htmlexcel.php
@@ -9,7 +9,7 @@
 if (isset($plugin_list)) {
     $plugin_list['htmlexcel'] = array(
         'text' => 'strHTMLExcel',
-        'extension' => 'xsl',
+        'extension' => 'xls',
         'mime_type' => 'application/vnd.ms-excel',
         'force_file' => true,
         'options' => array(