diff --git a/components/input/index.en-US.md b/components/input/index.en-US.md
index 85c65c26ba..9a990a61c9 100644
--- a/components/input/index.en-US.md
+++ b/components/input/index.en-US.md
@@ -54,7 +54,7 @@ The rest of the props of `Input.TextArea` are the same as the original [textarea
 
 | Property | Description | Type | Default |
 | -------- | ----------- | ---- | ------- |
-| enterButton | to show a enter button after input | boolean\|ReactNode | false |
+| enterButton | to show an enter button after input | boolean\|ReactNode | false |
 | onSearch | The callback function that is triggered when you click on the search-icon or press Enter key. | function(value, event) |  |
 
 Supports all props of `Input`.