diff --git a/core/rfb.js b/core/rfb.js
index f61263e2..b87bed42 100644
--- a/core/rfb.js
+++ b/core/rfb.js
@@ -136,7 +136,7 @@ export default class RFB extends EventTargetMixin {
         this._maxVideoResolutionX = 960;
         this._maxVideoResolutionY = 540;
         this._clipboardBinary = true;
-        this._useUdp = false;
+        this._useUdp = true;
 
         this._trackFrameStats = false;
 
@@ -1033,6 +1033,10 @@ export default class RFB extends EventTargetMixin {
             }
         }
 
+	if (this._useUdp) {
+            setTimeout(function() { this._sendUdpUpgrade() }.bind(this), 3000);
+        }
+
         Log.Debug("<< RFB.connect");
     }