diff --git a/lib/Redmine/DB/MySQL.pm b/lib/Redmine/DB/MySQL.pm
index be0d8524163a2a196426153f67d2ac58d71c6bd1..ac2784ada9839008524308315f53c763285ec923 100644
--- a/lib/Redmine/DB/MySQL.pm
+++ b/lib/Redmine/DB/MySQL.pm
@@ -200,7 +200,7 @@ sub desc
 
   # my @desc_columns= qw(Field Type Null Key Default Extra);
 
-  while (defined (my @x= $sth->fetchrow_array()))
+  while (my @x= $sth->fetchrow_array())
   {
     last unless (@x);
     # print "x: ", Dumper (\@x); # if ($show_fetched);