diff --git a/fhem/fhem.pl b/fhem/fhem.pl
index cc497b6bc..99a13b2c3 100755
--- a/fhem/fhem.pl
+++ b/fhem/fhem.pl
@@ -5492,7 +5492,7 @@ json2nameValue($;$$$$)
       setVal($ret, $prefix, $name, $1);
       $in = $2;
 
-    } elsif($val =~ m/^(null)(.*)$/s) {
+    } elsif($val =~ m/^(null|none)(.*)$/is) { # 139411
       setVal($ret, $prefix, $name, undef);
       $in = $2;