diff --git a/server/helpers/helpers.js b/server/helpers/helpers.js
index 1f0e831..fbac42d 100644
--- a/server/helpers/helpers.js
+++ b/server/helpers/helpers.js
@@ -5,7 +5,7 @@ const spawn = require('child_process').spawn,
 const generateStreamThumbnail = (stream_key) => {
     const args = [
         '-y',
-        '-i', 'http://127.0.0.1:8888/live/'+stream_key+'/index.m3u8',
+        '-i', 'http://127.0.0.1:'+config.rtmp_server.http.port+'/live/'+stream_key+'/index.m3u8',
         '-ss', '00:00:01',
         '-vframes', '1',
         '-vf', 'scale=-2:300',