diff --git a/inc/caldav-PROPFIND.php b/inc/caldav-PROPFIND.php
index 972bb7bd..ddc6bcac 100644
--- a/inc/caldav-PROPFIND.php
+++ b/inc/caldav-PROPFIND.php
@@ -217,7 +217,7 @@ function get_collection_contents( $depth, $collection, $parent_path = null ) {
       }
 
       if ( isset($c->hide_older_than) && intval($c->hide_older_than > 0) ) {
-        $time_limit_clause = " AND (CASE WHEN caldav_data.caldav_type<>'VEVENT' OR calendar_item.dtstart IS NULL THEN true ELSE calendar_item.dtstart > (now() - interval '".intval($c->hide_older_than)." days') END) ";
+        $time_limit_clause = " AND (CASE WHEN caldav_data.caldav_type<>'VEVENT' OR calendar_item.dtstart IS NULL OR calendar_item.rrule IS NOT NULL THEN true ELSE calendar_item.dtstart > (now() - interval '".intval($c->hide_older_than)." days') END) ";
       }
     }
 
diff --git a/inc/caldav-REPORT-calquery.php b/inc/caldav-REPORT-calquery.php
index 745fb8e3..13a02ed0 100644
--- a/inc/caldav-REPORT-calquery.php
+++ b/inc/caldav-REPORT-calquery.php
@@ -325,7 +325,7 @@ if ( isset($c->hide_TODO) && ($c->hide_TODO === true || (is_string($c->hide_TODO
 }
 
 if ( isset($c->hide_older_than) && intval($c->hide_older_than > 0) ) {
-  $where .= " AND (CASE WHEN caldav_data.caldav_type<>'VEVENT' OR calendar_item.dtstart IS NULL THEN true ELSE calendar_item.dtstart > (now() - interval '".intval($c->hide_older_than)." days') END) ";
+  $where .= " AND (CASE WHEN caldav_data.caldav_type<>'VEVENT' OR calendar_item.dtstart IS NULL OR calendar_item.rrule IS NOT NULL THEN true ELSE calendar_item.dtstart > (now() - interval '".intval($c->hide_older_than)." days') END) ";
 }
 
 $sql = 'SELECT '.$distinct.' caldav_data.*,calendar_item.*  FROM collection INNER JOIN caldav_data USING(collection_id) INNER JOIN calendar_item USING(dav_id) '. $where;
diff --git a/inc/caldav-REPORT-sync-collection.php b/inc/caldav-REPORT-sync-collection.php
index 11ae046e..f0d22ea5 100644
--- a/inc/caldav-REPORT-sync-collection.php
+++ b/inc/caldav-REPORT-sync-collection.php
@@ -82,7 +82,7 @@ if ( $sync_token == $new_token ) {
 else {
   $hide_older = '';
   if ( isset($c->hide_older_than) && intval($c->hide_older_than) > 0 )
-    $hide_older = " AND (CASE WHEN caldav_data.caldav_type<>'VEVENT' OR calendar_item.dtstart IS NULL THEN true ELSE calendar_item.dtstart > (now() - interval '".intval($c->hide_older_than)." days') END)";
+    $hide_older = " AND (CASE WHEN caldav_data.caldav_type<>'VEVENT' OR calendar_item.dtstart IS NULL OR calendar_item.rrule IS NOT NULL THEN true ELSE calendar_item.dtstart > (now() - interval '".intval($c->hide_older_than)." days') END)";
 
   $hide_todo = '';
   if ( isset($c->hide_TODO) && ($c->hide_TODO === true || (is_string($c->hide_TODO) && preg_match($c->hide_TODO, $_SERVER['HTTP_USER_AGENT']))) && ! $collection->HavePrivilegeTo('all') )