diff --git a/package.json b/package.json
index fd788bcb8..27fc7dad4 100644
--- a/package.json
+++ b/package.json
@@ -18,7 +18,7 @@
     "gen:skill-docs:user": "bun run scripts/gen-skill-docs.ts --respect-detection",
     "dev": "bun run browse/src/cli.ts",
     "server": "bun run browse/src/server.ts",
-    "test": "bun test browse/test/ test/ make-pdf/test/ --ignore 'test/skill-e2e-*.test.ts' --ignore test/skill-llm-eval.test.ts --ignore test/skill-routing-e2e.test.ts --ignore test/codex-e2e.test.ts --ignore test/gemini-e2e.test.ts && (bun run slop:diff 2>/dev/null || true)",
+    "test": "bun test browse/test/ test/ make-pdf/test/ design/test/ --ignore 'test/skill-e2e-*.test.ts' --ignore test/skill-llm-eval.test.ts --ignore test/skill-routing-e2e.test.ts --ignore test/codex-e2e.test.ts --ignore test/gemini-e2e.test.ts && (bun run slop:diff 2>/dev/null || true)",
     "test:free": "bun run scripts/test-free-shards.ts",
     "test:windows": "bun run scripts/test-free-shards.ts --windows-only",
     "test:evals": "EVALS=1 bun test --retry 2 --concurrent --max-concurrency ${EVALS_CONCURRENCY:-15} test/skill-llm-eval.test.ts test/skill-e2e-*.test.ts test/skill-routing-e2e.test.ts test/codex-e2e.test.ts test/gemini-e2e.test.ts",
diff --git a/scripts/test-free-shards.ts b/scripts/test-free-shards.ts
index d6412243a..11f10ef38 100755
--- a/scripts/test-free-shards.ts
+++ b/scripts/test-free-shards.ts
@@ -30,7 +30,10 @@ import { spawnSync } from 'child_process';
 import { isPaidTestFile } from '../test/helpers/paid-test-set';
 
 const ROOT = path.resolve(import.meta.dir, '..');
-const TEST_ROOTS = ['browse/test', 'test', 'make-pdf/test'] as const;
+// design/test was silently absent from BOTH the package.json test script and
+// this list — design tests (including a teardown bomb) never ran in any CI
+// or local free run. Keep the two lists in sync.
+const TEST_ROOTS = ['browse/test', 'test', 'make-pdf/test', 'design/test'] as const;
 const TEST_FILE_REGEX = /\.test\.(?:[cm]?[jt]s|tsx|jsx)$/;
 
 // POSIX-only patterns that indicate a test will fail on windows-latest no