diff --git a/MobileFilter/sections/adservers.txt b/MobileFilter/sections/adservers.txt
index fee1c0ef5bc..a3c20e45769 100644
--- a/MobileFilter/sections/adservers.txt
+++ b/MobileFilter/sections/adservers.txt
@@ -156,6 +156,7 @@
 ||startup.mobile.webvisor.com^
 ||startup-mobile.ap.yandex-net.ru^
 !
+||ad.bestools.group^
 ||ad.zankhana.ltd^
 ||afs.googlesyndication.com^
 ||pob-mob2.websearchbrowser.com^