diff --git a/regression/reg.pl b/regression/reg.pl
index f76e24d..c29b716 100755
--- a/regression/reg.pl
+++ b/regression/reg.pl
@@ -7,7 +7,7 @@
 
 foreach my $file (<*.sql>)
 {
-	my @options_to_try=('-i','-nr','-num', '-keep_identifier_case', '-validate_constraints=after');
+	my @options_to_try=('-i','-nr','-num', '-keep_identifier_case', '-validate_constraints=after', '-use_identity_column=0');
 	my @all_combinations=('');
 	foreach my $option (@options_to_try)
 	{