diff --git a/TrackParamFilter/sections/specific.txt b/TrackParamFilter/sections/specific.txt
index df66d94cd79..85790061037 100644
--- a/TrackParamFilter/sections/specific.txt
+++ b/TrackParamFilter/sections/specific.txt
@@ -6,6 +6,8 @@
 ! Bad: ||example.org^$xmlhttprequest,redirect=noopvast-3.0 (for instance, should be in specific.txt)
 !
 !
+! https://github.com/DandelionSprout/adfilt/discussions/163#discussioncomment-8455734
+?ref=upstract.com^$removeparam=ref
 ! https://github.com/AdguardTeam/AdguardFilters/issues/172125
 ||prothomalo.com^$cookie=uuid_v2
 ! Wargaming tracking