diff --git a/MAINTAINERS b/MAINTAINERS
index 6eb51ebaf24..2fbea6db128 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -579,6 +579,7 @@ F:	drivers/gpio/rk_gpio.c
 F:	tools/rkcommon.c
 F:	tools/rkcommon.h
 F:	tools/rkimage.c
+F:	tools/rkmux.py
 F:	tools/rksd.c
 F:	tools/rkspi.c