diff --git a/reports/acquisitions_stats.pl b/reports/acquisitions_stats.pl
index bb3c4ccf78..e5effc95c2 100755
--- a/reports/acquisitions_stats.pl
+++ b/reports/acquisitions_stats.pl
@@ -69,7 +69,7 @@ if (
         || $column !~ /^(aqbasket|aqorders|aqbooksellers|items|biblioitems|aqbudgets)\.\w+$/ )
     )
 {
-    C4::Output::output_error( $input, 'Possible SQL injection' );
+    C4::Output::output_error( $input, '403' );
     exit;
 }