diff --git a/cmd/syncthing/main.go b/cmd/syncthing/main.go
index 191558ea..82a35bcf 100644
--- a/cmd/syncthing/main.go
+++ b/cmd/syncthing/main.go
@@ -303,7 +303,7 @@ func parseCommandLineOptions() RuntimeOptions {
 	flag.BoolVar(&options.verbose, "verbose", false, "Print verbose log output")
 	flag.BoolVar(&options.paused, "paused", false, "Start with all devices and folders paused")
 	flag.BoolVar(&options.unpaused, "unpaused", false, "Start with all devices and folders unpaused")
-	flag.StringVar(&options.logFile, "logfile", options.logFile, "Log file name (use \"-\" for stdout)")
+	flag.StringVar(&options.logFile, "logfile", options.logFile, "Log file name (still always logs to stdout). Cannot be used together with -no-restart/STNORESTART environment variable.")
 	flag.StringVar(&options.auditFile, "auditfile", options.auditFile, "Specify audit file (use \"-\" for stdout, \"--\" for stderr)")
 	if runtime.GOOS == "windows" {
 		// Allow user to hide the console window