diff --git a/mozconfigs/uxp-darwin-x64 b/mozconfigs/uxp-darwin-x64
index fb53e9ab7f..e89ed9e681 100644
--- a/mozconfigs/uxp-darwin-x64
+++ b/mozconfigs/uxp-darwin-x64
@@ -21,7 +21,7 @@ ac_add_options --disable-necko-wifi
 ac_add_options --enable-default-toolkit=cairo-cocoa
 ac_add_options --disable-updater
 ac_add_options --with-pthreads
-ac_add_options --enable-official-branding
+ac_add_options --disable-official-branding
 ac_add_options --disable-accessibility
 ac_add_options --disable-debug
 ac_add_options --disable-debug-js-modules