diff --git a/components/input/Input.tsx b/components/input/Input.tsx
index 05a5b255f6..d857a0c194 100644
--- a/components/input/Input.tsx
+++ b/components/input/Input.tsx
@@ -52,6 +52,7 @@ export interface InputProps {
   onBlur?: React.FormEventHandler;
   autosize?: boolean | AutoSizeType;
   autoComplete?: 'on' | 'off';
+  style?: React.CSSProperties;
 }
 
 export default class Input extends Component<InputProps, any> {
diff --git a/components/tooltip/index.tsx b/components/tooltip/index.tsx
index 93f891086f..335061a7ef 100644
--- a/components/tooltip/index.tsx
+++ b/components/tooltip/index.tsx
@@ -31,7 +31,7 @@ export interface TooltipProps {
   overlay?: React.ReactNode;
   openClassName?: string;
   arrowPointAtCenter?: boolean;
-  getTooltipContainer: (triggerNode: React.ReactNode) => HTMLElement;
+  getTooltipContainer?: (triggerNode: React.ReactNode) => HTMLElement;
 }
 
 export default class Tooltip extends React.Component<TooltipProps, any> {