diff --git a/openspec/changes/user-accounts/tasks.md b/openspec/changes/user-accounts/tasks.md
index 9316b12..5277c49 100644
--- a/openspec/changes/user-accounts/tasks.md
+++ b/openspec/changes/user-accounts/tasks.md
@@ -83,7 +83,7 @@
 
 - [x] 14.1 `[haiku]` Update FastAPI service to read `X-User-ID` header from incoming requests
 - [x] 14.2 `[haiku]` Scope MLflow experiment names to include user ID (e.g., `user_{uuid}_training`)
-- [ ] 14.3 `[sonnet]` Scope training run queries in FastAPI to filter by user ID
+- [x] 14.3 `[sonnet]` Scope training run queries in FastAPI to filter by user ID
 
 ## 15. Documentation & Deployment