diff --git a/man/systemd.service.xml b/man/systemd.service.xml
index 7e96989583..4c113a3479 100644
--- a/man/systemd.service.xml
+++ b/man/systemd.service.xml
@@ -337,6 +337,19 @@
-) fail, the rest are not executed and the
unit is considered failed.
+ ExecStart= commands are only run after
+ all ExecStartPre= commands that were not prefixed
+ with a - exit successfully.
+
+ ExecStartPost= commands are only run after
+ the service has started, as determined by Type=
+ (i.e. The process has been started for Type=simple
+ or Type=idle, the process exits successfully for
+ Type=oneshot, the initial process exits successfully
+ for Type=forking, READY=1 is sent
+ for Type=notify, or the BusName=
+ has been taken for Type=dbus).
+
Note that ExecStartPre= may not be
used to start long-running processes. All processes forked
off by processes invoked via ExecStartPre= will