diff --git a/examples/hello-uniapp/components/ly-markdown/ly-markdown.vue b/examples/hello-uniapp/components/ly-markdown/ly-markdown.vue
index 9962c7f3215ce4cc8bd3236adc298dd4e2fad03b..485ac492581eb4bfe9e785a3e0b87f379e772ccf 100644
--- a/examples/hello-uniapp/components/ly-markdown/ly-markdown.vue
+++ b/examples/hello-uniapp/components/ly-markdown/ly-markdown.vue
@@ -158,7 +158,7 @@
 				this.$emit('update:textareaHtml', this.textareaHtml)
 			}
 		},
-		onLoad: function () {
+		mounted: function () {
 			uni.getSystemInfo({
 				success: res => {
 					this.screenHeight = res.screenHeight