diff --git a/tasmota/support.ino b/tasmota/support.ino
index 800c0a1ca..63ebc371e 100644
--- a/tasmota/support.ino
+++ b/tasmota/support.ino
@@ -2125,7 +2125,7 @@ void SyslogAsync(bool refresh) {
   static uint32_t syslog_host_hash = 0;   // Syslog host name hash
   static uint32_t index = 1;
 
-  if (!TasmotaGlobal.syslog_level) { return; }
+  if (!TasmotaGlobal.syslog_level || TasmotaGlobal.global_state.network_down) { return; }
   if (refresh && !NeedLogRefresh(TasmotaGlobal.syslog_level, index)) { return; }
 
   char* line;
diff --git a/tasmota/xdrv_02_mqtt.ino b/tasmota/xdrv_02_mqtt.ino
index 02fe422f1..3ef1ec84b 100644
--- a/tasmota/xdrv_02_mqtt.ino
+++ b/tasmota/xdrv_02_mqtt.ino
@@ -311,7 +311,7 @@ void MqttUnsubscribe(const char *topic) {
 void MqttPublishLoggingAsync(bool refresh) {
   static uint32_t index = 1;
 
-  if (!Settings.mqttlog_level || !Settings.flag.mqtt_enabled) { return; }  // SetOption3 - Enable MQTT
+  if (!Settings.mqttlog_level || !Settings.flag.mqtt_enabled || !Mqtt.connected) { return; }  // SetOption3 - Enable MQTT
   if (refresh && !NeedLogRefresh(Settings.mqttlog_level, index)) { return; }
 
   char* line;