diff --git a/plugin.video.alfa/servers/gamovideo.py b/plugin.video.alfa/servers/gamovideo.py
index 5e378be7..715836ca 100755
--- a/plugin.video.alfa/servers/gamovideo.py
+++ b/plugin.video.alfa/servers/gamovideo.py
@@ -7,7 +7,7 @@ from core import scrapertools
 from lib import jsunpack
 from platformcode import logger
 
-headers = {'User-Agent': 'Mozilla/5.0 (Windows NT 10.0; WOW64; rv:53.0) Gecko/20100101 Firefox/53.0'}
+headers = {'User-Agent': 'Mozilla/5.0 (Windows NT 10.0; WOW64; rv:40.0) Gecko/20100101 Firefox/40.0'}
 
 
 def test_video_exists(page_url):