diff --git a/lib/set_debian_info b/lib/set_debian_info
index ccaab987..f227dcae 100644
--- a/lib/set_debian_info
+++ b/lib/set_debian_info
@@ -25,6 +25,8 @@
     9 => 'stretch',
     10 => 'buster',
     11 => 'bullseye',
+    12 => 'bookworm',
+    'bookworm/sid' => 'bookworm',
   );
   my %codenames = map { $versions{$_} => $_ } keys %versions;