diff --git a/vitest.config.ts b/vitest.config.ts
index 88094b5..db57ab5 100644
--- a/vitest.config.ts
+++ b/vitest.config.ts
@@ -1,5 +1,5 @@
 import { fileURLToPath } from "node:url";
-import { defineConfig } from "vitest/config";
+import { configDefaults, defineConfig } from "vitest/config";
 import react from "@vitejs/plugin-react";
 export default defineConfig({
   plugins: [react()],
@@ -16,5 +16,9 @@ export default defineConfig({
     setupFiles: ["./vitest.setup.ts"],
     globals: true,
     server: { deps: { inline: [/@seed-design/] } },
+    // e2e/ holds Playwright specs (own `test()`, own runner) — exclude them
+    // from Vitest's collection alongside the defaults, or `*.spec.ts` there
+    // gets picked up by Vitest's default include glob and fails to load.
+    exclude: [...configDefaults.exclude, "e2e/**"],
   },
 });