diff --git a/MqttTopics.h b/MqttTopics.h
index 82f55c5..42e052d 100644
--- a/MqttTopics.h
+++ b/MqttTopics.h
@@ -22,5 +22,6 @@
 #define mqtt_topic_config_led_brightness "/configuration/ledBrightness"
 #define mqtt_topic_config_auto_unlock "/configuration/autoUnlock"
 #define mqtt_topic_config_auto_lock "/configuration/autoLock"
+#define mqtt_topic_config_single_lock "/configuration/singleLock"
 
 #define mqtt_topic_presence "/presence/devices"
diff --git a/NetworkLock.cpp b/NetworkLock.cpp
index e6246be..e5971ae 100644
--- a/NetworkLock.cpp
+++ b/NetworkLock.cpp
@@ -15,6 +15,7 @@ NetworkLock::NetworkLock(Network* network, Preferences* preferences)
     _configTopics.push_back(mqtt_topic_config_led_brightness);
     _configTopics.push_back(mqtt_topic_config_auto_unlock);
     _configTopics.push_back(mqtt_topic_config_auto_lock);
+    _configTopics.push_back(mqtt_topic_config_single_lock);
 
     _network->registerMqttReceiver(this);
 }
@@ -156,6 +157,7 @@ void NetworkLock::publishConfig(const NukiLock::Config &config)
     publishBool(mqtt_topic_config_button_enabled, config.buttonEnabled == 1);
     publishBool(mqtt_topic_config_led_enabled, config.ledEnabled == 1);
     publishInt(mqtt_topic_config_led_brightness, config.ledBrightness);
+    publishBool(mqtt_topic_config_single_lock, config.singleLock == 1);
 }
 
 void NetworkLock::publishAdvancedConfig(const NukiLock::AdvancedConfig &config)
diff --git a/NukiWrapper.cpp b/NukiWrapper.cpp
index 0232376..5dad116 100644
--- a/NukiWrapper.cpp
+++ b/NukiWrapper.cpp
@@ -281,6 +281,13 @@ void NukiWrapper::onConfigUpdateReceived(const char *topic, const char *value)
         _nukiLock.setLedBrightness(newValue);
         _nextConfigUpdateTs = millis() + 300;
     }
+    if(strcmp(topic, mqtt_topic_config_single_lock) == 0)
+    {
+        bool newValue = atoi(value) > 0;
+        if(!_nukiConfigValid || _nukiConfig.singleLock == newValue) return;
+        _nukiLock.enableSingleLock(newValue);
+        _nextConfigUpdateTs = millis() + 300;
+    }
     else if(strcmp(topic, mqtt_topic_config_auto_unlock) == 0)
     {
         bool newValue = !(atoi(value) > 0);
diff --git a/README.md b/README.md
index 11fd75b..70ac0d0 100644
--- a/README.md
+++ b/README.md
@@ -37,7 +37,7 @@ Just enable pairing mode on the NUKI lock (press button for a few seconds) and p
 ## Support
 
 If you haven't ordered your NUKI product yet, you can support me by using my referrer code when placing your order:<br>
-REFN8VHZXUBV4<br>
+REFSHC6Z6QZ4P<br>
 This will also give you a 30€ discount for your order.
 
 ## MQTT Interface