diff --git a/src/interface.jl b/src/interface.jl
index 40b342b..35718e6 100644
--- a/src/interface.jl
+++ b/src/interface.jl
@@ -280,7 +280,6 @@ function mqttOnmessage!(client::mqttClient, userMsgHandler::Function)
             payload = vecToDict(pkg.payload)    # payload in Dict format
 
             # Do something with the message
-            println("call userMsgHandler")
             userMsgHandler(topic, payload)      # user defined function in user space. How to handle msg
         end
     end