diff --git a/app.vue b/app.vue
index f33504dcae..b2ea22cbec 100644
--- a/app.vue
+++ b/app.vue
@@ -8,14 +8,6 @@
 import EventBus from '@/layouts/AppEventBus';
 
 export default {
-    beforeMount() {
-        const isDark = localStorage['primevue-theme'] === 'dark' || (!('primevue-theme' in localStorage) && window.matchMedia('(prefers-color-scheme: dark)').matches);
-
-        if (isDark) document.documentElement.classList.add('p-dark');
-        else document.documentElement.classList.remove('p-dark');
-
-        this.$appState.darkTheme = isDark;
-    },
     mounted() {
         EventBus.on('theme-change', this.themeChangeListener);
     },
@@ -38,7 +30,6 @@ export default {
             if (isDark) document.documentElement.classList.add('p-dark');
             else document.documentElement.classList.remove('p-dark');
 
-            localStorage['primevue-theme'] = isDark ? 'dark' : 'light';
             this.$appState.darkTheme = isDark;
         }
     }