diff --git a/integrations/zoom.js b/integrations/zoom.js
index 8b4d897..689ef11 100644
--- a/integrations/zoom.js
+++ b/integrations/zoom.js
@@ -89,7 +89,8 @@ module.exports = async function(robot, kredits) {
 
 
     if (eventName === 'meeting.ended' && (
-        process.env.KREDITS_ZOOM_MEETING_WHITELIST?.split(',').includes(object.id)
+        !process.env.KREDITS_ZOOM_MEETING_WHITELIST ||
+          process.env.KREDITS_ZOOM_MEETING_WHITELIST.split(',').includes(object.id)
       )) {
       handleZoomMeetingEnded(object);
     }