diff --git a/calendar/inc/class.calendar_zpush.inc.php b/calendar/inc/class.calendar_zpush.inc.php
index ef29cae610..b01541d7e7 100644
--- a/calendar/inc/class.calendar_zpush.inc.php
+++ b/calendar/inc/class.calendar_zpush.inc.php
@@ -187,7 +187,7 @@ class calendar_zpush implements activesync_plugin_write, activesync_plugin_meeti
 		$type = $user = null;
 		$this->backend->splitID($id,$type,$user);
 
-		if (!$cutoffdate) $cutoffdate = time() - 100*24*3600;	// default three month back -30 breaks all sync recurrences
+		if (!$cutoffdate) $cutoffdate = time() - 365*24*3600;	// limit all to 1 year (-30 breaks all sync recurrences)
 
 		$filter = array(
 			'users' => $user,
diff --git a/mail/inc/class.mail_zpush.inc.php b/mail/inc/class.mail_zpush.inc.php
index 9ee92fb1cc..0e26c671ef 100644
--- a/mail/inc/class.mail_zpush.inc.php
+++ b/mail/inc/class.mail_zpush.inc.php
@@ -68,7 +68,7 @@ class mail_zpush implements activesync_plugin_write, activesync_plugin_sendmail,
 	static $profileID;
 
 	// to control how deep one may dive into the past
-	const PAST_LIMIT = 178;
+	const PAST_LIMIT = 365;
 
 	/**
 	 * debugLevel - enables more debug