diff --git a/doc/ffplay-doc.texi b/doc/ffplay-doc.texi
index 0809d43817..a6e8d24320 100644
--- a/doc/ffplay-doc.texi
+++ b/doc/ffplay-doc.texi
@@ -107,6 +107,9 @@ Cycle audio channel.
 @item v
 Cycle video channel.
 
+@item t
+Cycle subtitle channel.
+
 @item w
 Show audio waves.