diff --git a/src/components/redPackets/index.jsx b/src/components/redPackets/index.jsx
index 5b3dfbb9..144133e2 100644
--- a/src/components/redPackets/index.jsx
+++ b/src/components/redPackets/index.jsx
@@ -792,7 +792,6 @@ export default class addKnockGold extends Component {
                 value={this.state.model.receive_num}
                 placeholder={"请输入"}
                 labelWidth={"0px"}
-                maxLength={4}
                 height={"36px"}
                 unit="个"
                 countShow={false}