diff --git a/src/net/java/sip/communicator/impl/neomedia/MediaStreamImpl.java b/src/net/java/sip/communicator/impl/neomedia/MediaStreamImpl.java
index 583266bd8..3fafa9e46 100644
--- a/src/net/java/sip/communicator/impl/neomedia/MediaStreamImpl.java
+++ b/src/net/java/sip/communicator/impl/neomedia/MediaStreamImpl.java
@@ -1134,12 +1134,11 @@ private void restartZrtpControl()
         AbstractRTPConnector rtpConnector = getRTPConnector();
 
         zrtpControl.setConnector(rtpConnector);
-
         if(rtpConnector instanceof RTPTransformUDPConnector)
             ((RTPTransformUDPConnector)rtpConnector)
                 .setEngine(createTransformEngineChain());
-        else if(rtpConnector instanceof RTPTransformUDPConnector)
-            ((RTPTransformUDPConnector)rtpConnector)
+        else if(rtpConnector instanceof RTPTransformTCPConnector)
+            ((RTPTransformTCPConnector)rtpConnector)
                 .setEngine(createTransformEngineChain());
 
         zrtpRestarted = true;