diff --git a/subprojects/gst-plugins-good/gst/matroska/matroska-mux.c b/subprojects/gst-plugins-good/gst/matroska/matroska-mux.c
index 465e0bce3b..3ce759c874 100644
--- a/subprojects/gst-plugins-good/gst/matroska/matroska-mux.c
+++ b/subprojects/gst-plugins-good/gst/matroska/matroska-mux.c
@@ -1157,6 +1157,9 @@ gst_matroska_mux_video_pad_setcaps (GstMatroskaMux * mux,
     videocontext->display_width = 0;
     videocontext->display_height = 0;
   }
+  if ((s = gst_structure_get_string (structure, "chroma-site"))) {
+    videocontext->chroma_site = gst_video_chroma_site_from_string (s);
+  }
 
   if ((s = gst_structure_get_string (structure, "colorimetry"))) {
     if (!gst_video_colorimetry_from_string (&videocontext->colorimetry, s)) {
@@ -2687,6 +2690,9 @@ gst_matroska_mux_write_colour (GstMatroskaMux * mux,
   guint range_id = 0;
   guint transfer_id = 0;
   guint primaries_id = 0;
+  /* 0 = unknown, 1 = yes, 2 = no */
+  guint chroma_site_horz = 0;
+  guint chroma_site_vert = 0;
 
   master = gst_ebml_write_master_start (ebml, GST_MATROSKA_ID_VIDEOCOLOUR);
 
@@ -2707,6 +2713,15 @@ gst_matroska_mux_write_colour (GstMatroskaMux * mux,
   primaries_id =
       gst_video_color_primaries_to_iso (videocontext->colorimetry.primaries);
 
+  if (videocontext->chroma_site != GST_VIDEO_CHROMA_SITE_UNKNOWN) {
+    chroma_site_horz = 2;
+    chroma_site_vert = 2;
+    if (videocontext->chroma_site & GST_VIDEO_CHROMA_SITE_H_COSITED)
+      chroma_site_horz = 1;
+    if (videocontext->chroma_site & GST_VIDEO_CHROMA_SITE_V_COSITED)
+      chroma_site_vert = 1;
+  }
+
   gst_ebml_write_uint (ebml, GST_MATROSKA_ID_VIDEORANGE, range_id);
   gst_ebml_write_uint (ebml, GST_MATROSKA_ID_VIDEOMATRIXCOEFFICIENTS,
       matrix_id);
@@ -2720,6 +2735,12 @@ gst_matroska_mux_write_colour (GstMatroskaMux * mux,
     gst_ebml_write_uint (ebml, GST_MATROSKA_ID_MAXFALL,
         videocontext->content_light_level.max_frame_average_light_level);
   }
+  if (chroma_site_horz != 0 && chroma_site_vert != 0) {
+    gst_ebml_write_uint (ebml, GST_MATROSKA_ID_VIDEOCHROMASITINGHORZ,
+        chroma_site_horz);
+    gst_ebml_write_uint (ebml, GST_MATROSKA_ID_VIDEOCHROMASITINGVERT,
+        chroma_site_vert);
+  }
 
   gst_matroska_mux_write_mastering_metadata (mux, videocontext);
   gst_ebml_write_master_finish (ebml, master);