diff --git a/src/addons/Confirm/Confirm.d.ts b/src/addons/Confirm/Confirm.d.ts
index 9291e579d1..48a84fe1c5 100644
--- a/src/addons/Confirm/Confirm.d.ts
+++ b/src/addons/Confirm/Confirm.d.ts
@@ -1,6 +1,7 @@
 import * as React from 'react';
+import { ModalProps } from '../../modules/Modal/Modal';
 
-interface ConfirmProps {
+interface ConfirmProps extends ModalProps {
   /** The cancel button text. */
   cancelButton?: any;
 
diff --git a/src/modules/Modal/Modal.d.ts b/src/modules/Modal/Modal.d.ts
index 70df903dce..72e836a129 100644
--- a/src/modules/Modal/Modal.d.ts
+++ b/src/modules/Modal/Modal.d.ts
@@ -6,7 +6,7 @@ import { default as ModalContent } from './ModalContent';
 import { default as ModalDescription } from './ModalDescription';
 import { default as ModalHeader } from './ModalHeader';
 
-interface ModalProps extends PortalProps {
+export interface ModalProps extends PortalProps {
   [key: string]: any;
 
   /** An element type to render as (string or function). */