diff --git a/misc/maintenance/search_for_data_inconsistencies.pl b/misc/maintenance/search_for_data_inconsistencies.pl
index 2249182621..458e107f29 100755
--- a/misc/maintenance/search_for_data_inconsistencies.pl
+++ b/misc/maintenance/search_for_data_inconsistencies.pl
@@ -187,11 +187,11 @@ use C4::Biblio qw( GetMarcFromKohaField );
     if (%$invalid_av_per_framework) {
         new_section('Wrong values linked to authorised values');
         for my $frameworkcode ( keys %$invalid_av_per_framework ) {
-            my $output;
             while ( my ( $av_category, $v ) = each %{$invalid_av_per_framework->{$frameworkcode}} ) {
                 my $items     = $v->{items};
                 my $kohafield = $v->{kohafield};
                 my ( $table, $column ) = split '\.', $kohafield;
+                my $output;
                 while ( my $i = $items->next ) {
                     my $value = $table eq 'items'
                         ? $i->$column