--- a/exceptionrules/exceptionrules-minimal.txt
+++ b/exceptionrules/exceptionrules-minimal.txt
@@ -4815,16 +4815,17 @@ s.yimg.com#@#.CAN_ad
 @@||yimg.com/*/ads/$domain=mail.yahoo.com
 @@||mail.yahoo.com/d/gemini_api/?adCount=1&sectionId%5BrrAdBlockDPA%5D=$xmlhttprequest,domain=mail.yahoo.com
 @@||advertising.com/ad/ads/advertisers/advertisers.txt$domain=mail.yahoo.com
 @@||edgecast-vod.yimg.com/gemini^$domain=mail.yahoo.com
 @@||edgecast-vod.yimg.com/gemini*$domain=mail.yahoo.com
 @@||pixel.adsafeprotected.com/*/skeleton.gif?gdpr^$domain=mail.yahoo.com
 @@||ebayadservices.com/marketingtracking^$domain=mail.yahoo.com
 @@||ad.atdmt.com/i/img;adv^$domain=mail.yahoo.com
+@@||gpt.mail.yahoo.net/sandbox?client=*$third-party,document,subdocument,domain=mail.yahoo.com
 mail.yahoo.com#@#a[href^="https://beap.gemini.yahoo.com/mbclk?"][target="_blank"]
 mail.yahoo.com#@#[data-test-id^="pencil-ad"]
 mail.yahoo.com#@#div[data-test-id="ad-viewability-tracker"]
 mail.yahoo.com#@#[rel="noreferrer"][data-test-id][href^="https://beap.gemini.yahoo.com/mbclk?"]
 mail.yahoo.com#@##slot_LREC
 ! Yahoo direct demand
 @@||delivery.adrecover.com/arbidder/v1/adrecover.js$script,domain=aol.com
 @@||ib.adnxs.com/ut/v3/prebid$xmlhttprequest,domain=aol.com