diff --git a/react-bootstrap/react-bootstrap.d.ts b/react-bootstrap/react-bootstrap.d.ts
index c63c55e9d..928b1a042 100644
--- a/react-bootstrap/react-bootstrap.d.ts
+++ b/react-bootstrap/react-bootstrap.d.ts
@@ -328,7 +328,7 @@ declare module "react-bootstrap" {
         placement?: string;
         positionLeft?: number;
         positionTop?: number;
-        title: any; // TODO: Add more specific type
+        title?: any; // TODO: Add more specific type
     }
     interface Popover extends React.ReactElement<PopoverProps> { }
     interface PopoverClass extends React.ComponentClass<PopoverProps> { }
@@ -813,6 +813,7 @@ declare module "react-bootstrap" {
     // <Input />
     // ----------------------------------------
     interface InputProps extends React.Props<InputClass> {
+        defaultValue?:string;
         addonAfter?: any; // TODO: Add more specific type
         addonBefore?: any; // TODO: Add more specific type
         bsSize?: string;