diff --git a/gst/isomp4/gstqtmux.c b/gst/isomp4/gstqtmux.c
index 591c7e4aa7..992d8c17f7 100644
--- a/gst/isomp4/gstqtmux.c
+++ b/gst/isomp4/gstqtmux.c
@@ -1112,24 +1112,23 @@ gst_qt_mux_add_metadata_tags (GstQTMux * qtmux, const GstTagList * list)
 
     num_tags = gst_tag_list_get_tag_size (list, GST_QT_DEMUX_PRIVATE_TAG);
     for (i = 0; i < num_tags; ++i) {
-      const GValue *val;
+      GstSample *sample = NULL;
       GstBuffer *buf;
-      GstCaps *caps = NULL;
+      const GstStructure *s;
 
-      val = gst_tag_list_get_value_index (list, GST_QT_DEMUX_PRIVATE_TAG, i);
-      buf = (GstBuffer *) gst_value_get_buffer (val);
+      if (!gst_tag_list_get_sample_index (list, GST_QT_DEMUX_PRIVATE_TAG, i,
+              &sample))
+        continue;
+      buf = gst_sample_get_buffer (sample);
 
-      /* FIXME-0.11 */
-      if (buf && (caps = NULL /*gst_buffer_get_caps (buf) */ )) {
-        GstStructure *s;
+      if (buf && (s = gst_sample_get_info (sample))) {
         const gchar *style = NULL;
         GstMapInfo map;
 
         gst_buffer_map (buf, &map, GST_MAP_READ);
         GST_DEBUG_OBJECT (qtmux,
-            "Found private tag %d/%d; size %" G_GSIZE_FORMAT ", caps %"
-            GST_PTR_FORMAT, i, num_tags, map.size, caps);
-        s = gst_caps_get_structure (caps, 0);
+            "Found private tag %d/%d; size %" G_GSIZE_FORMAT ", info %"
+            GST_PTR_FORMAT, i, num_tags, map.size, s);
         if (s && (style = gst_structure_get_string (s, "style"))) {
           /* try to prevent some style tag ending up into another variant
            * (todo: make into a list if more cases) */
@@ -1142,7 +1141,6 @@ gst_qt_mux_add_metadata_tags (GstQTMux * qtmux, const GstTagList * list)
           }
         }
         gst_buffer_unmap (buf, &map);
-        gst_caps_unref (caps);
       }
     }
   }
diff --git a/gst/isomp4/isomp4-plugin.c b/gst/isomp4/isomp4-plugin.c
index 9418e9497f..b0fe326625 100644
--- a/gst/isomp4/isomp4-plugin.c
+++ b/gst/isomp4/isomp4-plugin.c
@@ -44,7 +44,7 @@ plugin_init (GstPlugin * plugin)
 
   /* ensure private tag is registered */
   gst_tag_register (GST_QT_DEMUX_PRIVATE_TAG, GST_TAG_FLAG_META,
-      GST_TYPE_BUFFER, "QT atom", "unparsed QT tag atom",
+      GST_TYPE_SAMPLE, "QT atom", "unparsed QT tag atom",
       gst_tag_merge_use_first);
 
   gst_tag_register (GST_QT_DEMUX_CLASSIFICATION_TAG, GST_TAG_FLAG_META,
diff --git a/gst/isomp4/qtdemux.c b/gst/isomp4/qtdemux.c
index bc4c4e5ddd..40ecef2e3b 100644
--- a/gst/isomp4/qtdemux.c
+++ b/gst/isomp4/qtdemux.c
@@ -8570,7 +8570,8 @@ qtdemux_tag_add_blob (GNode * node, GstQTDemux * demux)
   GstBuffer *buf;
   gchar *media_type;
   const gchar *style;
-  GstCaps *caps;
+  GstSample *sample;
+  GstStructure *s;
   guint i;
   guint8 ndata[4];
 
@@ -8602,17 +8603,16 @@ qtdemux_tag_add_blob (GNode * node, GstQTDemux * demux)
       ndata[0], ndata[1], ndata[2], ndata[3]);
   GST_DEBUG_OBJECT (demux, "media type %s", media_type);
 
-  caps = gst_caps_new_simple (media_type, "style", G_TYPE_STRING, style, NULL);
-  // TODO conver to metadata or ???
-//   gst_buffer_set_caps (buf, caps);
-  gst_caps_unref (caps);
+  s = gst_structure_new (media_type, "style", G_TYPE_STRING, style, NULL);
+  sample = gst_sample_new (buf, NULL, NULL, s);
+  gst_buffer_unref (buf);
   g_free (media_type);
 
-  GST_DEBUG_OBJECT (demux, "adding private tag; size %d, caps %" GST_PTR_FORMAT,
-      len, caps);
+  GST_DEBUG_OBJECT (demux, "adding private tag; size %d, info %" GST_PTR_FORMAT,
+      len, s);
 
   gst_tag_list_add (demux->tag_list, GST_TAG_MERGE_APPEND,
-      GST_QT_DEMUX_PRIVATE_TAG, buf, NULL);
+      GST_QT_DEMUX_PRIVATE_TAG, sample, NULL);
   gst_buffer_unref (buf);
 }