diff --git a/ai/backend-context.md b/ai/backend-context.md
index cedaa42..f3b5ddd 100644
--- a/ai/backend-context.md
+++ b/ai/backend-context.md
@@ -15,7 +15,7 @@ intentionally omitted here - update this section as entities land.
 
 - Look at similar entities for reference before writing anything new
 - Entities: constructor with properties, getters
-- DTOs: simple data containers for creation (e.g. `CreateSetDto`)
+- DTOs: simple data containers for creation (e.g. `CreateElementDto`)
 - Repositories: interfaces that define data access
   - Do not write unit tests for concrete repository implementations
     (e.g. `Postgres*Repository`). They are exercised by e2e tests.