diff --git a/src/v2/guide/components.md b/src/v2/guide/components.md
index 5073167e14..ad5a4a9a0b 100644
--- a/src/v2/guide/components.md
+++ b/src/v2/guide/components.md
@@ -418,7 +418,7 @@ Vue.component('custom-input', {
   template: `
     <input
       v-bind:value="value"
-      v-on:input="$emit('input', $event.target.value)
+      v-on:input="$emit('input', $event.target.value)"
     >
   `
 })