diff --git a/plugins/ktstandard/KTEmail.php b/plugins/ktstandard/KTEmail.php
index 1736da2..76f7f4f 100644
--- a/plugins/ktstandard/KTEmail.php
+++ b/plugins/ktstandard/KTEmail.php
@@ -43,9 +43,19 @@ function sendGroupEmails($aGroupIDs, $oDocument, $sComment = "", $bAttachDocumen
     	// validate the group id
     	if ($aGroupIDs[$i] > 0) {
 		    $oDestGroup = Group::get($aGroupIDs[$i]);
+
+		    $aMemberGroups = $oDestGroup->getMemberGroups();
+		    foreach ($aMemberGroups as $member){
+		    	$aDestinationGroups[] = $member;
+		    }
+		    $aDestinationGroups[] = $oDestGroup;
+			
 		    $default->log->info("sendingEmail to group " . $oDestGroup->getName());
 		    // for each group, retrieve all the users
-		    $aUsers = $oDestGroup->getUsers();
+		    foreach($aDestinationGroups as $oGroup){
+		    	$aUsers = array_merge($aUsers, $oGroup->getUsers());
+		    }
+
 		    // FIXME: this should send one email with multiple To: users
 		    for ($j=0; $j<count($aUsers); $j++) {
 	    		$default->log->info("sendingEmail to group-member " . $aUsers[$j]->getName() . " with email " . $aUsers[$j]->getEmail());	    	
@@ -378,6 +388,7 @@ class KTDocumentEmailAction extends KTDocumentAction {
 
     function do_email() {
         $groupNewRight = trim($_REQUEST['groups_items_added'], chr(160));
+        
         $userNewRight = trim($_REQUEST['users_items_added'], chr(160));
 
         $fEmailAddresses = trim($_REQUEST['fEmailAddresses']);