diff --git a/app/src/main/java/com/geeksville/mesh/repository/radio/BluetoothInterface.kt b/app/src/main/java/com/geeksville/mesh/repository/radio/BluetoothInterface.kt
index 00ca34e6..d77dab87 100644
--- a/app/src/main/java/com/geeksville/mesh/repository/radio/BluetoothInterface.kt
+++ b/app/src/main/java/com/geeksville/mesh/repository/radio/BluetoothInterface.kt
@@ -100,7 +100,7 @@ class BluetoothInterface(
         val BTM_SERVICE_UUID: UUID = UUID.fromString("6ba1b218-15a8-461f-9fa8-5dcae273eafd")
 
         val BTM_FROMRADIO_CHARACTER: UUID =
-            UUID.fromString("8ba2bcc2-ee02-4a55-a531-c525c5e454d5")
+            UUID.fromString("2c55e69e-4993-11ed-b878-0242ac120002")
         val BTM_TORADIO_CHARACTER: UUID =
             UUID.fromString("f75c76d2-129e-4dad-a1dd-7866124401e7")
         val BTM_FROMNUM_CHARACTER: UUID =
diff --git a/app/src/main/java/com/geeksville/mesh/service/MeshService.kt b/app/src/main/java/com/geeksville/mesh/service/MeshService.kt
index d9146614..560c65a2 100644
--- a/app/src/main/java/com/geeksville/mesh/service/MeshService.kt
+++ b/app/src/main/java/com/geeksville/mesh/service/MeshService.kt
@@ -117,7 +117,7 @@ class MeshService : Service(), Logging {
 
         /** The minimmum firmware version we know how to talk to. We'll still be able to talk to 1.0 firmwares but only well enough to ask them to firmware update
          */
-        val minDeviceVersion = DeviceVersion("1.3.41")
+        val minDeviceVersion = DeviceVersion("1.3.43")
     }
 
     enum class ConnectionState {