diff --git a/src/main/java/eu/siacs/conversations/xmpp/jingle/WebRTCWrapper.java b/src/main/java/eu/siacs/conversations/xmpp/jingle/WebRTCWrapper.java
index cb4deed2c..a5fc8429a 100644
--- a/src/main/java/eu/siacs/conversations/xmpp/jingle/WebRTCWrapper.java
+++ b/src/main/java/eu/siacs/conversations/xmpp/jingle/WebRTCWrapper.java
@@ -99,7 +99,7 @@ public class WebRTCWrapper {
 
         @Override
         public void onIceGatheringChange(PeerConnection.IceGatheringState iceGatheringState) {
-
+            Log.d(EXTENDED_LOGGING_TAG, "onIceGatheringChange(" + iceGatheringState + ")");
         }
 
         @Override
@@ -212,7 +212,9 @@ public class WebRTCWrapper {
         }
 
 
-        final PeerConnection peerConnection = peerConnectionFactory.createPeerConnection(iceServers, peerConnectionObserver);
+        final PeerConnection.RTCConfiguration rtcConfig = new PeerConnection.RTCConfiguration(iceServers);
+        rtcConfig.tcpCandidatePolicy = PeerConnection.TcpCandidatePolicy.DISABLED; //XEP-0176 doesn't support tcp
+        final PeerConnection peerConnection = peerConnectionFactory.createPeerConnection(rtcConfig, peerConnectionObserver);
         if (peerConnection == null) {
             throw new InitializationException("Unable to create PeerConnection");
         }