diff --git a/apps/app/src/composables/api/__tests__/useFormFailures.spec.ts b/apps/app/src/composables/api/__tests__/useFormFailures.spec.ts
index d9831f0c..6434dca6 100644
--- a/apps/app/src/composables/api/__tests__/useFormFailures.spec.ts
+++ b/apps/app/src/composables/api/__tests__/useFormFailures.spec.ts
@@ -30,12 +30,13 @@ function mountWithQuery<T>(setup: () => T): { vm: { result: T }; client: QueryCl
   const client = new QueryClient({ defaultOptions: { queries: { retry: false } } })
 
   const Component = defineComponent({
-    setup() {
+    setup(_props, { expose }) {
       const result = setup()
 
-      return { result }
+      expose({ result })
+
+      return () => h('div')
     },
-    render: () => h('div'),
   })
 
   const wrapper = mount(Component, {
diff --git a/apps/app/src/composables/useTimeSlotDropdown.ts b/apps/app/src/composables/useTimeSlotDropdown.ts
index 4cdf92ad..a2373bf0 100644
--- a/apps/app/src/composables/useTimeSlotDropdown.ts
+++ b/apps/app/src/composables/useTimeSlotDropdown.ts
@@ -88,6 +88,9 @@ export function useTimeSlotDropdown(
 
       case 'cross_event':
         return { includeParent: false, includeChildren: true }
+
+      default:
+        return { includeParent: false, includeChildren: false }
     }
   })
 
diff --git a/apps/app/src/lib/axios.ts b/apps/app/src/lib/axios.ts
index dc1c2097..c8660f8f 100644
--- a/apps/app/src/lib/axios.ts
+++ b/apps/app/src/lib/axios.ts
@@ -39,7 +39,7 @@ apiClient.interceptors.request.use(
 
     return config
   },
-  error => Promise.reject(error),
+  async error => { throw error },
 )
 
 apiClient.interceptors.response.use(
@@ -58,7 +58,7 @@ apiClient.interceptors.response.use(
 
     // Handle impersonation session expiry
     if (status === 403 && error.response?.data?.impersonation_ended) {
-      import('@/stores/useImpersonationStore').then(({ useImpersonationStore }) => {
+      void import('@/stores/useImpersonationStore').then(({ useImpersonationStore }) => {
         const impersonationStore = useImpersonationStore()
 
         impersonationStore.clearState()
@@ -70,7 +70,7 @@ apiClient.interceptors.response.use(
 
     if (status === 401) {
       // Lazy import to avoid circular dependency
-      import('@/stores/useAuthStore').then(({ useAuthStore }) => {
+      void import('@/stores/useAuthStore').then(({ useAuthStore }) => {
         const authStore = useAuthStore()
         if (authStore.isInitialized)
           authStore.handleUnauthorized()
diff --git a/apps/app/src/pages/organisation/index.vue b/apps/app/src/pages/organisation/index.vue
index 0ac93292..9cd7c7ab 100644
--- a/apps/app/src/pages/organisation/index.vue
+++ b/apps/app/src/pages/organisation/index.vue
@@ -340,7 +340,7 @@ function describeActivity(entry: ActivityLogEntry): string {
                     v-if="organisation.website"
                     :href="organisation.website"
                     target="_blank"
-                    rel="noopener"
+                    rel="noopener noreferrer"
                     class="text-body-1 text-primary"
                   >{{ organisation.website }}</a>
                   <span