diff --git a/.env.example b/.env.example
index 6441bc683..7711021ac 100644
--- a/.env.example
+++ b/.env.example
@@ -5,8 +5,10 @@
 # ============================================================================
 # SUPABASE (Required for auth, database, storage)
 # ============================================================================
-# Get from: https://supabase.com/dashboard/project/[project]/settings/api
-NEXT_PUBLIC_SUPABASE_URL="https://your-project.supabase.co"
+# Self-hosted on bitbaum, NOT supabase.com — the managed cloud project was
+# retired 2026-06 (see docs/operations/DECOMMISSION-CLOUD.md). There is no
+# dashboard to fetch these from: keys live in the box .env, ask before minting.
+NEXT_PUBLIC_SUPABASE_URL="https://supabase.orangecat.ch"
 NEXT_PUBLIC_SUPABASE_ANON_KEY="your-anon-key"
 NEXT_PUBLIC_SUPABASE_PUBLISHABLE_KEY="your-publishable-key"