diff --git a/LegitimateURLShortener.txt b/LegitimateURLShortener.txt
index a3488c1f9..a425ce706 100644
--- a/LegitimateURLShortener.txt
+++ b/LegitimateURLShortener.txt
@@ -1896,7 +1896,7 @@ $removeparam=nrtv_as_src,domain=bestbuy.com
 ||weibo.com/ajax/log$removeparam=act_code
 ||weibo.com/ajax/log$removeparam=fid
 
-! 
+! https://github.com/DandelionSprout/adfilt/discussions/163#discussioncomment-1628496
 $removeparam=/^cmpid%3D=/i,domain=bloomberg.com
 
 ! ——— Rules for heavily covered international sites ——— !