diff --git a/browser/branding/shared/uaoverrides.inc b/browser/branding/shared/uaoverrides.inc
index 2df32a6ff5..224bb522d0 100644
--- a/browser/branding/shared/uaoverrides.inc
+++ b/browser/branding/shared/uaoverrides.inc
@@ -68,7 +68,6 @@ pref("@GUAO_PREF@.web.whatsapp.com","Mozilla/5.0 (Windows NT 10.0; Win64; x64) A
 pref("@GUAO_PREF@.youtube.com","Mozilla/5.0 (%OS_SLICE%; Win64; x64; rv:147.0) Gecko/20100101 Firefox/147.0");
 pref("@GUAO_PREF@.studio.youtube.com","Mozilla/5.0 (%OS_SLICE%; Win64; x64; rv:147.0) Gecko/20100101 Firefox/147.0");
 pref("@GUAO_PREF@.gaming.youtube.com", "Mozilla/5.0 (%OS_SLICE%; Win64; x64; rv:147.0) Gecko/20100101 Firefox/147.0");
-pref("@GUAO_PREF@.yeezy.com", "Mozilla/5.0 (%OS_SLICE%; Win64; x64; rv:52.0) Gecko/20100101 Firefox/52.0");
 
 // The following domains do not like the Goanna slice
 pref("@GUAO_PREF@.bab.la","Mozilla/5.0 (%OS_SLICE% rv:@GK_VERSION@) @GK_SLICE@ @FX_SLICE@");
@@ -88,4 +87,8 @@ pref("@GUAO_PREF@.apple.com","Mozilla/5.0 (%OS_SLICE% rv:128.0) @GK_SLICE@ Firef
 pref("@GUAO_PREF@.addons.palemoon.org","Mozilla/5.0 (%OS_SLICE% rv:@GK_VERSION@) @GK_SLICE@ @UXP_VERSION_SLICE@ @FX_SLICE@ @PALE_MOON_SLICE@");
 // Same goes for upstream Firefox addons on the Mozilla addons site since this fork has (some) WebExtensions support now
 pref("@GUAO_PREF@.addons.mozilla.org", "Mozilla/5.0 (%OS_SLICE%; Win64; x64; rv:147.0) Gecko/20100101 Firefox/147.0");
+// (WIP) Chrome Web Store addons support - report as Chrome
+pref("@GUAO_PREF@.chromewebstore.google.com","Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/149.0.0.0 Safari/537.36");
+// (WIP) Edge Addons store addons support - report as MS Edge (new)
+pref("@GUAO_PREF@.microsoftedge..microsoft.com","Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/149.0.0.0 Edg/149.0.0.0 Safari/537.36");
 // ============================================================================