diff --git a/Participant.cpp b/Participant.cpp
index 3699e9f..367251e 100644
--- a/Participant.cpp
+++ b/Participant.cpp
@@ -187,7 +187,7 @@ bool Participant::Publish(IMessage *msg) {
 void Participant::ReceiveData(unsigned char bufferSize,
                               Participant *remoteParticipant) {
   unsigned char msgId = this->buffer[0];
-  std::cout << "receive msg " << (int)msgId << "\n";
+  // std::cout << "receive msg " << (int)msgId << "\n";
   switch (msgId) {
   case ClientMsg::id: {
     ClientMsg *msg = new ClientMsg(this->buffer);
@@ -283,8 +283,8 @@ Thing *Participant::Get(unsigned char networkId, unsigned char thingId) {
   std::cout << "Get " << (int)networkId << "/" << (int)thingId << " from "
             << this->things.size() << " things\n";
   for (auto &thing : this->things) {
-    std::cout << "  ? " << (int)thing->networkId << "/" << (int)thing->id
-              << "\n";
+    // std::cout << "  ? " << (int)thing->networkId << "/" << (int)thing->id
+    //           << "\n";
     if (thing->networkId == networkId && thing->id == thingId) {
       return thing;
     }
diff --git a/UdpPosix.cpp b/UdpPosix.cpp
index a17b27d..a8a18af 100644
--- a/UdpPosix.cpp
+++ b/UdpPosix.cpp
@@ -89,7 +89,7 @@ void UdpPosix::Receive() {
     }
 
     ReceiveData(packetSize, remoteParticipant);
-    std::cout << "Received data\n";
+    // std::cout << "Received data\n";
   }
 #endif
 }