diff --git a/app/src/app.vue b/app/src/app.vue
index 4bb6239b5a..18e2b723d3 100644
--- a/app/src/app.vue
+++ b/app/src/app.vue
@@ -26,7 +26,7 @@ import { defineComponent, toRefs, watch, computed, provide, onMounted, onUnmount
 import * as stores from '@/stores';
 import api, { addTokenToURL } from '@/api';
 import axios from 'axios';
-import { startIdleTracking, stopIdleTracking, idleTracker } from './idle';
+import { startIdleTracking, stopIdleTracking } from './idle';
 
 import useWindowSize from '@/composables/use-window-size';
 import setFavicon from '@/utils/set-favicon';
diff --git a/app/src/idle.ts b/app/src/idle.ts
index 224af81213..c5fd8bb5ba 100644
--- a/app/src/idle.ts
+++ b/app/src/idle.ts
@@ -10,7 +10,7 @@ let idle = false;
 
 export const idleTracker = mitt();
 
-export function startIdleTracking() {
+export function startIdleTracking(): void {
 	document.addEventListener('visibilitychange', onVisibilityChange);
 
 	for (const event of events) {
@@ -20,7 +20,7 @@ export function startIdleTracking() {
 	resetTimeout();
 }
 
-export function stopIdleTracking() {
+export function stopIdleTracking(): void {
 	document.removeEventListener('visibilitychange', onVisibilityChange);
 
 	for (const event of events) {