but it also starts the dependency if the dependent is started (without explicit activation, so the
dependency will stop if the dependent stops), and it creates a symbolic link in the directory
specified via the \fBwaits-for.d\fR directive in the service description (there must be only one such
-directive). The dependency should therefore be persistent.
+directive). The dependency should therefore be persistent.
+
+If the \fB--from\fR option is not used to specify the dependent, the dependency is created from the
+\fBboot\fR service by default.
.TP
\fBdisable\fR
Permanently disable a \fBwaits-for\fR dependency between two services. This is the complement of the