diff --git a/plugins/calendar/drivers/kolab/kolab_calendar.php b/plugins/calendar/drivers/kolab/kolab_calendar.php
index 82ac4e7d..292236a3 100644
--- a/plugins/calendar/drivers/kolab/kolab_calendar.php
+++ b/plugins/calendar/drivers/kolab/kolab_calendar.php
@@ -155,11 +155,12 @@ class kolab_calendar
   {
     // color is defined in folder METADATA
     // FIXME: Kolab_Folder::getKolabAttribute() only reads value.shared; value.priv should be considered first
+/* DISABLED until KEP #12 is approved
     if ($color = $this->storage->_folder->getKolabAttribute('color')) {
       return $color;
     }
-    
-    // Store temporarily calendar color in user prefs (will be changed)
+*/
+    // calendar color is stored in user prefs (temporary solution)
     $prefs = $this->cal->rc->config->get('kolab_calendars', array());
 
     if (!empty($prefs[$this->id]) && !empty($prefs[$this->id]['color']))
diff --git a/plugins/calendar/drivers/kolab/kolab_driver.php b/plugins/calendar/drivers/kolab/kolab_driver.php
index e55ae163..8c1ec1b8 100644
--- a/plugins/calendar/drivers/kolab/kolab_driver.php
+++ b/plugins/calendar/drivers/kolab/kolab_driver.php
@@ -318,13 +318,14 @@ class kolab_driver extends calendar_driver
 
     // save color in METADATA
     // TODO: also save 'showalarams' and other properties here
+/* DISABLED until KEP #12 is approved
     if ($result && $prop['color']) {
       if (!($meta_saved = $this->rc->imap->set_metadata($folder, array('/shared/vendor/kolab/color' => $prop['color']))))  // try in shared namespace
         $meta_saved = $this->rc->imap->set_metadata($folder, array('/private/vendor/kolab/color' => $prop['color']));    // try in private namespace
       if ($meta_saved)
         unset($prop['color']);  // unsetting will prevent fallback to local user prefs
     }
-
+*/
     return $result ? $folder : false;
   }