diff --git a/components/firstui/fui-preview/fui-preview.vue b/components/firstui/fui-preview/fui-preview.vue
index 5503599..50a023a 100644
--- a/components/firstui/fui-preview/fui-preview.vue
+++ b/components/firstui/fui-preview/fui-preview.vue
@@ -273,7 +273,7 @@ export default {
       v-if="pvd[list] && pvd[list].length > 0" class="fui-preview__bd"
       :style="{ paddingLeft: `${padding}rpx`, paddingRight: `${padding}rpx` }"
     >
-      <view v-for="(item, index) in pvd[list]" :key="index" class="fui-preview__item" :style="{ paddingTop: `${item[paddingTop] || 8}rpx`,paddingBottom: `${item[paddingBottom] || 8}rpx` }">
+      <view v-for="(item, index) in pvd[list]" :key="index" class="fui-preview__item" :style="{ paddingTop: `${String(item[paddingTop]) || 8}rpx`,paddingBottom: `${String(item[paddingBottom]) || 8}rpx` }">
         <text
           class="fui-preview__label"
           :class="[!labelColor && !item[lColor] ? 'fui-preview__gray' : '', `fui-preview__label-${labelAlign}`]"