diff --git a/webif/html/browse/play.jim b/webif/html/browse/play.jim
index 1f4b4a9..e6ae35d 100755
--- a/webif/html/browse/play.jim
+++ b/webif/html/browse/play.jim
@@ -27,6 +27,7 @@ if {[llength $dlna]} {
 if {[file extension $file] in {.ts .TS}} {
 	if {![catch {set ts [ts fetch $file]}] && $ts != 0} {
 		set duration [$ts duration 1]
+		$ts set_watched
 	}
 }