diff --git a/include/delivery.php b/include/delivery.php
index 71ce300235..03199b0105 100755
--- a/include/delivery.php
+++ b/include/delivery.php
@@ -21,6 +21,7 @@ function delivery_run($argv, $argc){
 	require_once('include/items.php');
 	require_once('include/bbcode.php');
 	require_once('include/diaspora.php');
+	require_once('include/email.php');
 
 	load_config('config');
 	load_config('system');
@@ -413,14 +414,14 @@ function delivery_run($argv, $argc){
 				if($r1 && $r1[0]['reply_to'])
 					$reply_to = $r1[0]['reply_to'];
 
-				$subject  = (($it['title']) ? $it['title'] : t("\x28no subject\x29")) ;
+				$subject  = (($it['title']) ? email_header_encode($it['title'],'UTF-8') : t("\x28no subject\x29")) ;
 
 				// only expose our real email address to true friends
 
 				if(($contact['rel'] == CONTACT_IS_FRIEND) && (! $contact['blocked']))
-					$headers  = 'From: ' . $local_user[0]['username'] . ' <' . $local_user[0]['email'] . '>' . "\n";
+					$headers  = 'From: ' . email_header_encode($local_user[0]['username'],'UTF-8') . ' <' . $local_user[0]['email'] . '>' . "\n";
 				else
-					$headers  = 'From: ' . $local_user[0]['username'] . ' <' . t('noreply') . '@' . $a->get_hostname() . '>' . "\n";
+					$headers  = 'From: ' . email_header_encode($local_user[0]['username'],'UTF-8') . ' <' . t('noreply') . '@' . $a->get_hostname() . '>' . "\n";
 
 				if($reply_to)
 					$headers .= 'Reply-to: ' . $reply_to . "\n";
diff --git a/include/notifier.php b/include/notifier.php
index 53178ce53a..70fd1d52c9 100755
--- a/include/notifier.php
+++ b/include/notifier.php
@@ -35,7 +35,7 @@ function notifier_run($argv, $argc){
 	require_once("datetime.php");
 	require_once('include/items.php');
 	require_once('include/bbcode.php');
-
+	require_once('include/email.php');
 	load_config('config');
 	load_config('system');
 
@@ -626,14 +626,14 @@ function notifier_run($argv, $argc){
 						if($r1 && $r1[0]['reply_to'])
 							$reply_to = $r1[0]['reply_to'];
 	
-						$subject  = (($it['title']) ? $it['title'] : t("\x28no subject\x29")) ;
+						$subject  = (($it['title']) ? email_header_encode($it['title'],'UTF-8') : t("\x28no subject\x29")) ;
 
 						// only expose our real email address to true friends
 
 						if(($contact['rel'] == CONTACT_IS_FRIEND) && (! $contact['blocked']))
-							$headers  = 'From: ' . $local_user[0]['username'] . ' <' . $local_user[0]['email'] . '>' . "\n";
+							$headers  = 'From: ' . email_header_encode($local_user[0]['username'],'UTF-8') . ' <' . $local_user[0]['email'] . '>' . "\n";
 						else
-							$headers  = 'From: ' . $local_user[0]['username'] . ' <' . t('noreply') . '@' . $a->get_hostname() . '>' . "\n";
+							$headers  = 'From: ' . email_header_encode($local_user[0]['username'],'UTF-8') . ' <' . t('noreply') . '@' . $a->get_hostname() . '>' . "\n";
 
 						if($reply_to)
 							$headers .= 'Reply-to: ' . $reply_to . "\n";
diff --git a/mod/item.php b/mod/item.php
index d5dcfccbd5..e59b45acc5 100755
--- a/mod/item.php
+++ b/mod/item.php
@@ -17,6 +17,7 @@
 
 require_once('include/crypto.php');
 require_once('include/enotify.php');
+require_once('include/email.php');
 
 function item_post(&$a) {
 
@@ -854,8 +855,8 @@ function item_post(&$a) {
 				$disclaimer .= sprintf( t('You may visit them online at %s'), $a->get_baseurl() . '/profile/' . $a->user['nickname']) . EOL;
 				$disclaimer .= t('Please contact the sender by replying to this post if you do not wish to receive these messages.') . EOL; 
 
-				$subject  = '[Friendica]' . ' ' . sprintf( t('%s posted an update.'),$a->user['username']);
-				$headers  = 'From: ' . $a->user['username'] . ' <' . $a->user['email'] . '>' . "\n";
+				$subject  = email_header_encode('[Friendica]' . ' ' . sprintf( t('%s posted an update.'),$a->user['username']),'UTF-8');
+				$headers  = 'From: ' . email_header_encode($a->user['username'],'UTF-8') . ' <' . $a->user['email'] . '>' . "\n";
 				$headers .= 'MIME-Version: 1.0' . "\n";
 				$headers .= 'Content-Type: text/html; charset=UTF-8' . "\n";
 				$headers .= 'Content-Transfer-Encoding: 8bit' . "\n\n";