diff --git a/src/views/system/modules/DictItemModal.vue b/src/views/system/modules/DictItemModal.vue
index acd893a..e8304d6 100644
--- a/src/views/system/modules/DictItemModal.vue
+++ b/src/views/system/modules/DictItemModal.vue
@@ -37,7 +37,7 @@
           :wrapperCol="wrapperCol"
           prop="itemValue"
           :label="$t('dict.dataValue')">
-          <a-input :placeholder="$t('pleaseEnter') + $t('dict.dataValue')" v-model="model.itemValue" />
+          <a-input :placeholder="$t('pleaseEnter') + $t('dict.dataValue')" v-model="model.itemValue" :maxLength="50" />
         </a-form-model-item>
 
         <a-form-model-item