diff --git a/README.md b/README.md
index 6696fa9..543a08c 100644
--- a/README.md
+++ b/README.md
@@ -251,7 +251,7 @@ pnpm test:e2e:ui         # Interactive UI mode
 - **Vitest** workspace runs tests across all packages in parallel
 - **MSW** (Mock Service Worker) for network-level API mocking without coupling tests to implementation details
 - **Testing Library** for component tests driven by user behavior, not implementation
-- **Factory builders** (`createFlag()`, `createEnvironment()`, etc.) so tests construct realistic data without boilerplate
+- **Factory builders** (`createFlag()`, `createFlagEnvironment()`, `createTargetingRule()`, etc.) so tests construct realistic data without boilerplate
 - **Distribution tests** verify hash uniformity across 1000 simulated users in the evaluator package
 
 ### E2E tests (Playwright)