diff --git a/setregdomain.1 b/setregdomain.1
index 3ce6d8d..166eb1a 100644
--- a/setregdomain.1
+++ b/setregdomain.1
@@ -7,6 +7,6 @@ setregdomain \- set regulatory domain based on timezone
 .SH DESCRIPTION
 setregdomain sets the regulatory domain for your system; it takes no
 arguments and is normally called via system script (eg, udev) rather
-than manually by an adminstrator.
+than manually by an administrator.
 .SH "SEE ALSO"
 .BR iw (1)