diff --git a/TrueHD-and-AC-3.md b/TrueHD-and-AC-3.md
index f82ee0a..18ef254 100644
--- a/TrueHD-and-AC-3.md
+++ b/TrueHD-and-AC-3.md
@@ -12,4 +12,8 @@ The Matroska specs state that one track must only contain data for one codec. Th
 
 Starting with release 7.7.0, mkvmerge's solution is to [present the AC-3 core as an additional track](/mbunkus/mkvtoolnix/issues/1107). This applies to TrueHD tracks read from any source file, be it from e.g. a raw TrueHD file, from a Matroska file or an MPEG transport stream. Before release 7.6.0, mkvmerge was silently discarding the AC-3 core.
 
+## But what about DTS-HD?
+
+The situation with DTS-HD is different: even though you can decode the DTS core without its HD extension, you cannot decode the HD extension without its core. They're not two completely independent encodings, they're not two independent tracks.
+
 Categories: [merging](FAQ#category-merging)