--- a/mercurial/configitems.toml	Wed Jan 25 15:34:27 2023 +0100
+++ b/mercurial/configitems.toml	Wed Oct 11 02:02:46 2023 +0200
@@ -2796,6 +2796,12 @@
 
 [[items]]
 section = "blackbox"
+name = "debug.to-stderr"
+default = false
+in_core_extension = "blackbox"
+
+[[items]]
+section = "blackbox"
 name = "dirty"
 default = false
 in_core_extension = "blackbox"