--- a/gst-libs/gst/pbutils/descriptions.c
+++ b/gst-libs/gst/pbutils/descriptions.c
@@ -94,10 +94,10 @@ static const FormatInfo formats[] = {
   {"video/mj2", "Motion JPEG 2000", FLAG_CONTAINER},
 
   /* audio formats with static descriptions */
-  {"audio/x-ac3", "AC-3 (ATSC A/52)", 0},
-  {"audio/ac3", "AC-3 (ATSC A/52)", 0},
-  {"audio/x-private-ac3", "DVD AC-3 (ATSC A/52)", 0},
-  {"audio/x-private1-ac3", "DVD AC-3 (ATSC A/52)", 0},
+  {"audio/x-ac3", "Dolby Digital", 0},
+  {"audio/ac3", "Dolby Digital", 0},
+  {"audio/x-private-ac3", "Dolby Digital", 0},
+  {"audio/x-private1-ac3", "Dolby Digital", 0},
   {"audio/x-alaw", "A-Law", 0},
   {"audio/amr", "Adaptive Multi Rate (AMR)", 0},
   {"audio/AMR", "Adaptive Multi Rate (AMR)", 0},
@@ -117,7 +117,7 @@ static const FormatInfo formats[] = {
   {"audio/x-dts", "DTS", 0},
   {"audio/x-private1-dts", "DTS", 0},
   {"audio/x-dv", "DV Audio", 0},
-  {"audio/x-eac3", "E-AC-3 (ATSC A/52B)", 0},
+  {"audio/x-eac3", "Dolby Digital Plus", 0},
   {"audio/x-flac", N_("Free Lossless Audio Codec (FLAC)"), 0},
   {"audio/x-gsm", "GSM", 0},
   {"audio/x-iec958", "S/PDIF IEC958", 0},       /* TODO: check description */
--- a/gst-libs/gst/riff/riff-media.c
+++ b/gst-libs/gst/riff/riff-media.c
@@ -1395,13 +1395,13 @@ gst_riff_create_audio_caps (guint16 codec_id,
       channels_max = 6;
       caps = gst_caps_new_empty_simple ("audio/x-ac3");
       if (codec_name)
-        *codec_name = g_strdup ("AC-3 audio");
+        *codec_name = g_strdup ("Dolby Digital");
       break;
     case GST_RIFF_WAVE_FORMAT_DTS:
       channels_max = 6;
       caps = gst_caps_new_empty_simple ("audio/x-dts");
       if (codec_name)
-        *codec_name = g_strdup ("DTS audio");
+        *codec_name = g_strdup ("DTS");
       /* wavparse is not always able to specify rate/channels for DTS-in-wav */
       rate_chan = FALSE;
       break;