diff --git a/C4/Input.pm b/C4/Input.pm
index 5c1e609fa2..87abce138c 100644
--- a/C4/Input.pm
+++ b/C4/Input.pm
@@ -137,6 +137,7 @@ sub checkvalidisbn {
                 $c+=$digit*(10-$i);
             }
 	    $c=$c%11;  # % is the modulus function
+			# FIXME - %=
             ($c==10) && ($c='X');
             # FIXME - $isbngood = $c eq $checksum;
             if ($c eq $checksum) {
diff --git a/C4/Maintainance.pm b/C4/Maintainance.pm
index 6f749bcead..af9cca5e21 100644
--- a/C4/Maintainance.pm
+++ b/C4/Maintainance.pm
@@ -196,7 +196,7 @@ sub undeletebib{
     $query="Insert into biblio values (";
     foreach my $temp (@data){
       $temp=~ s/\'/\\\'/g;
-      $query=$query."'$temp',";
+      $query=$query."'$temp',";		# FIXME - .=
     }
     $query=~ s/\,$/\)/;
     #   print $query;