diff --git a/MAINTAINERS b/MAINTAINERS
index f41088418aae..0496b973bb87 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -9253,6 +9253,15 @@ S:	Maintained
 W:	https://github.com/o2genum/ideapad-slidebar
 F:	drivers/input/misc/ideapad_slidebar.c
 
+IDMAPPED MOUNTS
+M:	Christian Brauner <brauner@kernel.org>
+L:	linux-fsdevel@vger.kernel.org
+S:	Maintained
+T:	git git://git.kernel.org/pub/scm/linux/kernel/git/brauner/linux.git
+F:	Documentation/filesystems/idmappings.rst
+F:	tools/testing/selftests/mount_setattr/
+F:	include/linux/mnt_idmapping.h
+
 IDT VersaClock 5 CLOCK DRIVER
 M:	Luca Ceresoli <luca@lucaceresoli.net>
 S:	Maintained