diff --git a/src/org/jitsi/impl/neomedia/MediaUtils.java b/src/org/jitsi/impl/neomedia/MediaUtils.java
index 731188890971757b457d37190667209c81e55ae2..21dc409e9523dad9e9b250c6d1bda3d7b696ce45 100644
--- a/src/org/jitsi/impl/neomedia/MediaUtils.java
+++ b/src/org/jitsi/impl/neomedia/MediaUtils.java
@@ -114,18 +114,6 @@ public class MediaUtils
             MediaType.AUDIO,
             AudioFormat.GSM_RTP,
             8000);
-        addMediaFormats(
-            (byte) SdpConstants.DVI4_8000,
-            "DVI4",
-            MediaType.AUDIO,
-            AudioFormat.DVI_RTP,
-            8000);
-        addMediaFormats(
-            (byte) SdpConstants.DVI4_16000,
-            "DVI4",
-            MediaType.AUDIO,
-            AudioFormat.DVI_RTP,
-            16000);
         addMediaFormats(
             (byte) SdpConstants.PCMA,
             "PCMA",
diff --git a/src/org/jitsi/impl/neomedia/codec/EncodingConfigurationImpl.java b/src/org/jitsi/impl/neomedia/codec/EncodingConfigurationImpl.java
index e274e9847d3e272ebbafbca8c1d143ad2be68753..48e8593d39c762605afab9eb7da8d444b619752a 100644
--- a/src/org/jitsi/impl/neomedia/codec/EncodingConfigurationImpl.java
+++ b/src/org/jitsi/impl/neomedia/codec/EncodingConfigurationImpl.java
@@ -72,6 +72,7 @@ private void initializeFormatPreferences()
             800);
 
         // audio
+        setEncodingPreference("opus", 48000, 750);
         setEncodingPreference("G722", 8000 /* actually, 16 kHz */, 705);
         setEncodingPreference("SILK", 24000, 704);
         setEncodingPreference("SILK", 16000, 703);
@@ -82,14 +83,11 @@ private void initializeFormatPreferences()
         setEncodingPreference("iLBC", 8000, 500);
         setEncodingPreference("GSM", 8000, 450);
         setEncodingPreference("speex", 8000, 352);
-        setEncodingPreference("DVI4", 8000, 300);
-        setEncodingPreference("DVI4", 16000, 250);
         setEncodingPreference("G723", 8000, 150);
 
         setEncodingPreference("SILK", 12000, 0);
         setEncodingPreference("SILK", 8000, 0);
         setEncodingPreference("G729", 8000, 0 /* proprietary */);
-        setEncodingPreference("opus", 48000, 2);
 
         // enables by default telephone event(DTMF rfc4733), with lowest
         // priority as it is not needed to order it with audio codecs