diff --git a/packages/taro-components/src/components/input/input.tsx b/packages/taro-components/src/components/input/input.tsx
index d5f26d22487f..9b9406f6cd85 100644
--- a/packages/taro-components/src/components/input/input.tsx
+++ b/packages/taro-components/src/components/input/input.tsx
@@ -44,12 +44,19 @@ export class Input implements ComponentInterface {
   @Element() el: HTMLElement
 
   @Watch('value')
-  watchHandler(newValue: string, oldValue: string) {
+  watchHandler (newValue: string, oldValue: string) {
     if (newValue !== oldValue) {
       this._value = newValue
     }
   }
 
+  @Watch('autoFocus')
+  watchFocus (newValue: boolean, oldValue: boolean) {
+    if (!oldValue && newValue) {
+      this.inputRef.focus()
+    }
+  }
+
   @Event({
     eventName: 'input'
   }) onInput: EventEmitter