diff --git a/components/lib/treeselect/style/TreeSelectStyle.js b/components/lib/treeselect/style/TreeSelectStyle.js
index 02c9beedf..5de76f1bb 100644
--- a/components/lib/treeselect/style/TreeSelectStyle.js
+++ b/components/lib/treeselect/style/TreeSelectStyle.js
@@ -87,7 +87,6 @@ const classes = {
     panel: ({ props, instance }) => [
         'p-treeselect-panel p-component',
         {
-            'p-input-filled': props.variant === 'filled' || instance.$primevue.config.inputStyle === 'filled',
             'p-ripple-disabled': instance.$primevue.config.ripple === false
         }
     ],
diff --git a/layouts/default.vue b/layouts/default.vue
index 6cdf03dc7..2d4f483c3 100644
--- a/layouts/default.vue
+++ b/layouts/default.vue
@@ -121,7 +121,6 @@ export default {
                 {
                     'layout-news-active': this.$appState.newsActive,
                     'p-ripple-disabled': this.$appState.ripple === false,
-                    'p-input-filled': this.$primevue.config.inputStyle === 'filled',
                     'layout-dark': this.$appState.darkTheme,
                     'layout-light': !this.$appState.darkTheme
                 }