diff --git a/src/main.cpp b/src/main.cpp
index 5b6543e..332ff60 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -16,6 +16,18 @@
 
 static const char *TAG = "server";
 
+static bool serialMuted = false;
+
+static void muteSerial() {
+    serialMuted = true;
+    esp_log_level_set("*", ESP_LOG_NONE);
+}
+
+static void unmuteSerial() {
+    serialMuted = false;
+    esp_log_level_set("*", CONFIG_LOG_DEFAULT_LEVEL);
+}
+
 #define RELAY1_PIN  1
 #define RELAY2_PIN  2
 #define TOUCH1_PIN  8
@@ -589,7 +601,11 @@ void loop() {
                     Serial.println("NO_KEY");
                 }
             } else if (serialBuf == "ID?") {
+                Serial.flush();
+                muteSerial();
                 Serial.println("SylDa_Server");
+                delay(50);
+                unmuteSerial();
             } else if (serialBuf == "VERSION?") {
                 Serial.flush();
                 Serial.print("BUILD_NR:");