diff --git a/fhem/FHEM/10_MYSENSORS_DEVICE.pm b/fhem/FHEM/10_MYSENSORS_DEVICE.pm
index 45b195aea..7f09ffe5b 100755
--- a/fhem/FHEM/10_MYSENSORS_DEVICE.pm
+++ b/fhem/FHEM/10_MYSENSORS_DEVICE.pm
@@ -281,8 +281,7 @@ sub Set {
       }
       
       if ($command eq "reboot") {
-        my $blVersion = ReadingsVal($name, "BL_VERSION", "");
-        defined($hash->{OTA_BL_Type}) or $blVersion eq "3.0" 
+        AttrVal($name, "OTA_BL_Type", 0) or ReadingsVal($name, "BL_VERSION", 0) 
           ? return sendClientMessage($hash, 
                                      childId => 255, 
                                      cmd => C_INTERNAL, 
@@ -310,10 +309,12 @@ sub Set {
         if ($fwType == -1) {
           Log3 ($name,3,"Firmware type not defined (FW_TYPE) for $name, update not started");
           return "$name: Firmware type not defined (FW_TYPE)";
-        } elsif ($blVersion eq "3.0" or $blType eq "Optiboot") {
+        } 
+        if ($blVersion eq "3.0" or $blType eq "Optiboot") {
           Log3 ($name,4,"Startet flashing Firmware: Optiboot method");
           return flashFirmware($hash, $fwType);
-        } elsif ($blType eq "MYSBootloader") {
+        } 
+        if ($blType eq "MYSBootloader") {
           $hash->{OTA_requested} = 1;
           Log3 ($name,4,"Send reboot command to MYSBootloader node to start update");
           return sendClientMessage($hash,