diff --git a/forms/HtmlEditorField.php b/forms/HtmlEditorField.php
index 7cf12dab2..61fd065a1 100644
--- a/forms/HtmlEditorField.php
+++ b/forms/HtmlEditorField.php
@@ -761,7 +761,7 @@ class HtmlEditorField_Toolbar extends RequestHandler {
* @return Array All extensions which can be handled by the different views.
*/
protected function getAllowedExtensions() {
- $exts = array('jpg', 'gif', 'png', 'swf');
+ $exts = array('jpg', 'gif', 'png', 'swf','jpeg');
$this->extend('updateAllowedExtensions', $exts);
return $exts;
}