diff --git a/inbox/archive/2025-12-00-colosseum-stamp-introduction.md b/inbox/archive/2025-12-00-colosseum-stamp-introduction.md
index 5de64a54..ebacc542 100644
--- a/inbox/archive/2025-12-00-colosseum-stamp-introduction.md
+++ b/inbox/archive/2025-12-00-colosseum-stamp-introduction.md
@@ -6,7 +6,7 @@ url: https://blog.colosseum.com/introducing-the-colosseum-stamp/
 date: 2025-12-00
 domain: internet-finance
 secondary_domains: []
-format: article
+format: report
 status: null-result
 priority: high
 tags: [stamp, investment-instrument, metadao, ownership-coins, safe, legal-structure, colosseum]