diff --git a/SpywareFilter/sections/allowlist.txt b/SpywareFilter/sections/allowlist.txt
index 1d6c9d15601..c066083daa9 100644
--- a/SpywareFilter/sections/allowlist.txt
+++ b/SpywareFilter/sections/allowlist.txt
@@ -18,6 +18,8 @@
 !
 !
 !
+! https://github.com/AdguardTeam/AdguardFilters/issues/233239
+@@||cdn.optimizely.com/datafiles/*.json$domain=bbc.com
 ! https://github.com/AdguardTeam/AdguardFilters/issues/233440
 @@||app.lyrebirdhealth.com/_app/immutable/chunks/google-analytics*.js$domain=app.lyrebirdhealth.com
 ! https://github.com/AdguardTeam/AdguardFilters/issues/233404