diff --git a/frontend-spec.md b/frontend-spec.md
index 6b17ca7..343621d 100644
--- a/frontend-spec.md
+++ b/frontend-spec.md
@@ -3,7 +3,7 @@
 All core features are migrated to multi-tenancy with path-scoped endpoints and token-based auth. The codebase no longer uses the `X-Household-Slug` header. Tests and type checks are fully green.
 
 Status of tests and typing
-- All tests pass: 27 files, 47 tests (router tests fixed to use memory history in Vitest environment).
+- All tests pass: 27 files, 48 tests (router tests fixed via memory history fallback in non-browser envs).
 - `tsc` and `vue-tsc` pass with no errors.
 
 # Frontend Specification: Household Multi-Tenancy (v2)
@@ -75,7 +75,7 @@ This plan is adapted to the existing codebase, focusing on refactoring rather th
       - Updated to use `User`, added `loginWithPassword` + `logout`, and state for `households` + `activeHousehold`.
       - Added `fetchHouseholds()` which hits `/api/v1/users/me/households` and stores state.
 
-2.  **[~] Update Router for Multi-Tenancy**:
+2.  **[x] Update Router for Multi-Tenancy**:
     - **Modify `src/router/index.ts`**:
       - Added new public routes: `/create-account`, `/welcome`, and `/invitations/accept`.
       - Feature flag `VUE_APP_MULTITENANT_ENABLED` controls nesting:
@@ -87,7 +87,8 @@ This plan is adapted to the existing codebase, focusing on refactoring rather th
         - If none: redirect to `/welcome`.
         - If at root (`/`): redirect to first household's `/:householdSlug/mealplan`.
         - Ensures `activeHousehold` is set when navigating within a household.
-      - **Nest existing routes**: Implemented behind feature flag.
+  - **Nest existing routes**: Implemented behind feature flag.
+  - **History behavior**: Uses hash history in real browsers and memory history in tests/SSR (detected via `globalThis.location`). Router tests verify both flag modes.
 
 3.  **[~] Implement Onboarding and Invitation Flows**:
     - Build the `Welcome.vue` view for creating the first household.
@@ -144,7 +145,7 @@ Implications and actions (completed):
 - Removed `X-Household-Slug` and migrated to typed path parameters across recipes, meals, and shopping.
 - `currentUser()` updated to token-only refresh and household loading.
 - Invitations: sending is typed under household scope; accept is typed globally.
-- Members listing is temporarily fetched via a path-scoped raw endpoint until OpenAPI includes it.
+- Members listing is now typed under `GET /api/v1/households/{householdSlug}/members`; UI updated to display `displayName` and `role`.
 
 ---
 
diff --git a/src/router/index.ts b/src/router/index.ts
index c487533..dfbd67e 100644
--- a/src/router/index.ts
+++ b/src/router/index.ts
@@ -61,9 +61,10 @@ export function createAppRouter(getCurrentUser: () => Promise<unknown> | unknown
     )
   }
 
-  // Use hash history in real browsers; fallback to memory history in tests/SSR where `window.location` is unavailable
-  const isBrowser = typeof window !== 'undefined' && typeof window.location !== 'undefined'
-  const history = isBrowser ? createWebHashHistory() : createMemoryHistory()
+  // Use hash history in real browsers; fallback to memory history in tests/SSR where `globalThis.location` may be unavailable
+  // Some test runners may polyfill `window` but not the global `location`, and vue-router's hash history uses the global.
+  const hasLocation = typeof globalThis !== 'undefined' && typeof (globalThis as any).location !== 'undefined'
+  const history = hasLocation ? createWebHashHistory() : createMemoryHistory()
 
   const router = createRouter({
     history,