diff --git a/fhem/webfrontend/pgm2/01_FHEMWEB.pm b/fhem/webfrontend/pgm2/01_FHEMWEB.pm
index d14ba1370..20f830f44 100755
--- a/fhem/webfrontend/pgm2/01_FHEMWEB.pm
+++ b/fhem/webfrontend/pgm2/01_FHEMWEB.pm
@@ -1423,7 +1423,7 @@ FW_textfieldv($$$$)
 {
   my ($n, $z, $class, $value) = @_;
   my $v;
-  $v=" value=\"$value\"" if($value);
+  $v=" value=\"$value\"" if(defined($value));
   return if($FW_hiddenroom{input});
   my $s = "<input type=\"text\" name=\"$n\" class=\"$class\" size=\"$z\"$v/>";
   return $s;