diff --git a/backend/src/lib/cosmos.ts b/backend/src/lib/cosmos.ts
deleted file mode 100644
index e82cae5..0000000
--- a/backend/src/lib/cosmos.ts
+++ /dev/null
@@ -1,4 +0,0 @@
-/**
- * Re-export from @bytelyst/cosmos — shared across all services.
- */
-export { getContainer, getCosmosClient, getDatabase } from '@bytelyst/cosmos';