diff --git a/core/core-frontend/src/locales/zh-CN.ts b/core/core-frontend/src/locales/zh-CN.ts
index e695efd0d4..2b2965e464 100644
--- a/core/core-frontend/src/locales/zh-CN.ts
+++ b/core/core-frontend/src/locales/zh-CN.ts
@@ -1372,7 +1372,7 @@ export default {
     field_can_not_empty: '字段不能为空',
     conditions_can_not_empty: '字段的条件不能为空，若无条件，请直接删除该字段',
     remark: '备注',
-    remark_placeholder: '备注限制50个字符',
+    remark_placeholder: '备注限制512个字符',
     remark_show: '显示备注',
     remark_edit: '编辑备注',
     remark_bg_color: '背景填充',
diff --git a/core/core-frontend/src/views/chart/components/editor/editor-style/components/TitleSelector.vue b/core/core-frontend/src/views/chart/components/editor/editor-style/components/TitleSelector.vue
index b63e272839..c7da2f2fa0 100644
--- a/core/core-frontend/src/views/chart/components/editor/editor-style/components/TitleSelector.vue
+++ b/core/core-frontend/src/views/chart/components/editor/editor-style/components/TitleSelector.vue
@@ -383,7 +383,7 @@ watch(
             type="textarea"
             autosize
             v-model="tempRemark"
-            :maxlength="50"
+            :maxlength="512"
             clearable
             :placeholder="t('chart.remark_placeholder')"
           />