diff --git a/TrackParamFilter/sections/specific.txt b/TrackParamFilter/sections/specific.txt
index 7cc81f6bbfe..7999cf20a84 100644
--- a/TrackParamFilter/sections/specific.txt
+++ b/TrackParamFilter/sections/specific.txt
@@ -2,6 +2,9 @@
 ! The rules for specific sites
 !
 !
+! zhihu.com
+||zhihu.com^$removeparam=search_source
+||zhihu.com^$removeparam=hybrid_search_extra
 ! adorama.com
 ||adorama.com^$removeparam=obem
 ||adorama.com^$removeparam=bc_pid