diff --git a/project.properties b/project.properties
index 019cc5583..a2bff5858 100644
--- a/project.properties
+++ b/project.properties
@@ -11,5 +11,5 @@
 #proguard.config=${sdk.dir}/tools/proguard/proguard-android.txt:proguard-project.txt
 
 # Project target.
-target=android-17
+target=android-18
 android.library=false
diff --git a/src/org/linphone/LinphoneManager.java b/src/org/linphone/LinphoneManager.java
index 1c8dcffcd..42753f712 100644
--- a/src/org/linphone/LinphoneManager.java
+++ b/src/org/linphone/LinphoneManager.java
@@ -857,6 +857,7 @@ public class LinphoneManager implements LinphoneCoreListener {
 			//enableDisableAudioCodec("SILK", 12000, 1, R.string.pref_codec_silk12_key);
 			enableDisableAudioCodec("SILK", 12000, 1, false);
 			enableDisableAudioCodec("SILK", 8000, 1, R.string.pref_codec_silk8_key);
+			enableDisableAudioCodec("OPUS", 48000, 1, R.string.pref_codec_opus_key);
 
 			// Configure video codecs
 			for (PayloadType videoCodec : mLc.getVideoCodecs()) {