diff --git a/doc/general.texi b/doc/general.texi
index 859a3f039af705831d7d86c56eb9d35a439c3c57..0178789cda84253f8f16b55a9fd4a4c582dac3f7 100644
--- a/doc/general.texi
+++ b/doc/general.texi
@@ -455,6 +455,7 @@ performance on systems without hardware floating point support).
 @item ASS/SSA      @tab X @tab X
 @item DVB          @tab X @tab X @tab X @tab X @tab X
 @item DVD          @tab X @tab X @tab X @tab X @tab X
+@item XSUB         @tab   @tab   @tab   @tab X @tab
 @end multitable
 
 @code{X} means that the feature is supported.