diff --git a/core/core-frontend/src/views/chart/components/editor/editor-style/components/BasicStyleSelector.vue b/core/core-frontend/src/views/chart/components/editor/editor-style/components/BasicStyleSelector.vue
index c11c90b279..ee061970ec 100644
--- a/core/core-frontend/src/views/chart/components/editor/editor-style/components/BasicStyleSelector.vue
+++ b/core/core-frontend/src/views/chart/components/editor/editor-style/components/BasicStyleSelector.vue
@@ -1107,6 +1107,7 @@ onMounted(() => {
         :min="1"
         :step="1"
         :disabled="mergeCell"
+        :precision="0"
         @change="changeBasicStyle('maxLines')"
       />
     </el-form-item>