diff --git a/Config.h b/Config.h
index 6fcddd4..aec0998 100644
--- a/Config.h
+++ b/Config.h
@@ -1,6 +1,6 @@
 #pragma once
 
-#define NUKI_HUB_VERSION "8.28"
+#define NUKI_HUB_VERSION "8.29-pre-1"
 
 #define MQTT_QOS_LEVEL 1
 #define MQTT_CLEAN_SESSIONS false
diff --git a/PreferencesKeys.h b/PreferencesKeys.h
index a620e6f..9bd0c94 100644
--- a/PreferencesKeys.h
+++ b/PreferencesKeys.h
@@ -96,11 +96,11 @@ private:
     {
         return s == "" ? "" : "***";
     }
-    const String redact(const int i) const
+    const String redact(const int32_t i) const
     {
         return i == 0 ? "" : "***";
     }
-    const String redact(const uint i) const
+    const String redact(const uint32_t i) const
     {
         return i == 0 ? "" : "***";
     }
diff --git a/PresenceDetection.cpp b/PresenceDetection.cpp
index 45a8702..6f702d5 100644
--- a/PresenceDetection.cpp
+++ b/PresenceDetection.cpp
@@ -2,6 +2,10 @@
 #include "PreferencesKeys.h"
 #include "Logger.h"
 #include "CharBuffer.h"
+#include <NimBLEDevice.h>
+#include <NimBLEAdvertisedDevice.h>
+#include "NimBLEBeacon.h"
+#include "NukiUtils.h"
 
 PresenceDetection::PresenceDetection(Preferences* preferences, BleScanner::Scanner *bleScanner, Network* network, char* buffer, size_t bufferSize)
 : _preferences(preferences),
@@ -173,6 +177,25 @@ void PresenceDetection::onResult(NimBLEAdvertisedDevice *device)
 
             _devices[addr] = pdDevice;
         }
+        else if (device->haveManufacturerData())
+        {
+            std::string strManufacturerData = device->getManufacturerData();
+
+            uint8_t cManufacturerData[100];
+            strManufacturerData.copy((char *)cManufacturerData,  std::min(strManufacturerData.length(), sizeof(cManufacturerData)), 0);
+
+            if (strManufacturerData.length() == 25 && cManufacturerData[0] == 0x4C && cManufacturerData[1] == 0x00)
+            {
+                BLEBeacon oBeacon = BLEBeacon();
+                oBeacon.setData(strManufacturerData);
+
+                if(ENDIAN_CHANGE_U16(oBeacon.getMinor()) == 40004)
+                {
+                    pdDevice.timestamp = millis();
+                    _devices[addr] = pdDevice;
+                }
+            }
+        }
     }
     else
     {