diff --git a/man/udevadm.xml b/man/udevadm.xml
index 1aed86a164..1a9b784776 100644
--- a/man/udevadm.xml
+++ b/man/udevadm.xml
@@ -371,7 +371,11 @@
- Signal and wait for systemd-udevd to exit.
+ Signal and wait for systemd-udevd to exit. Note that systemd-udevd.service
+ contains and so as a result, this option restarts systemd-udevd.
+ If you want to stop systemd-udevd.service, please use the following:
+ systemctl stop systemd-udevd-control.socket systemd-udevd-kernel.socket systemd-udevd.service
+