diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 8ab4aa1..6cc6d1a 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -7,7 +7,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v2
-      - uses: borales/actions-yarn@v2.3.0
+      - uses: borales/actions-yarn@v3.0.0
         with:
           cmd: install
       - run: yarn lint
diff --git a/package.json b/package.json
index a3a788f..7473a23 100644
--- a/package.json
+++ b/package.json
@@ -1,5 +1,5 @@
 {
-  "version": "2.0.0",
+  "version": "2.0.1",
   "license": "MIT",
   "name": "mui-modal-provider",
   "author": "Quernest",
diff --git a/src/index.ts b/src/index.ts
index ae9560b..dc69365 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -1,2 +1,3 @@
-export { default } from './modal-provider';
-export { default as useModal } from './use-modal';
+export { default, ModalProviderProps } from './modal-provider';
+export { default as useModal, UseModalOptions } from './use-modal';
+export * from './types';
diff --git a/src/modal-context.ts b/src/modal-context.ts
index 3cc624b..64ccc1f 100644
--- a/src/modal-context.ts
+++ b/src/modal-context.ts
@@ -9,14 +9,14 @@ import {
   UpdateFn,
 } from './types';
 
-export type ModalContextState = {
+export interface ModalContextState {
   state: State;
   updateModal: UpdateFn;
   hideModal: HideFn;
   destroyModal: DestroyFn;
   destroyModalsByRootId: DestroyByRootIdFn;
   showModal: ShowFn;
-};
+}
 
 export const initialContextState = {
   state: initialState,
diff --git a/src/modal-provider.tsx b/src/modal-provider.tsx
index 7e8c050..52fbfc9 100644
--- a/src/modal-provider.tsx
+++ b/src/modal-provider.tsx
@@ -14,15 +14,18 @@ import {
 } from './constants';
 import { uid } from './utils';
 
-type Props = {
+export interface ModalProviderProps {
   children: React.ReactNode;
   /**
    * Enable it if you want to use mui < 5 version
    */
   legacy?: boolean;
-};
+}
 
-export default function ModalProvider({ children, legacy = false }: Props) {
+export default function ModalProvider({
+  children,
+  legacy = false,
+}: ModalProviderProps) {
   const [state, dispatch] = React.useReducer(reducer, initialState);
 
   const update = React.useCallback<UpdateFn>(
diff --git a/src/reducer.ts b/src/reducer.ts
index e6e7f01..592b418 100644
--- a/src/reducer.ts
+++ b/src/reducer.ts
@@ -15,7 +15,7 @@ export enum Types {
   UNKNOWN = 'UNKNOWN',
 }
 
-type Payload = {
+interface Payload {
   [Types.SHOW]: StateElement & {
     id: string;
   };
@@ -33,7 +33,7 @@ type Payload = {
     rootId: string;
   };
   [Types.UNKNOWN]: undefined;
-};
+}
 
 type Action = ActionMap<Payload>[keyof ActionMap<Payload>];
 
diff --git a/src/test-utils/legacy-modal.tsx b/src/test-utils/legacy-modal.tsx
index 95ab381..f1c7bdd 100644
--- a/src/test-utils/legacy-modal.tsx
+++ b/src/test-utils/legacy-modal.tsx
@@ -1,12 +1,12 @@
 import React from 'react';
 import { OnExitedEvent, OnCloseEvent } from './index';
 
-export type LegacyModalProps = {
+export interface LegacyModalProps {
   open?: boolean;
   text: string;
   onExited?: (args: any) => void;
   onClose?: (args: any) => void;
-};
+}
 
 const LegacyModal: React.FC<LegacyModalProps> = ({
   open,
diff --git a/src/types.ts b/src/types.ts
index 0386534..bdb4fc9 100644
--- a/src/types.ts
+++ b/src/types.ts
@@ -4,25 +4,25 @@ export type ModalComponent<P> = ComponentType<P>;
 
 export type ModalComponentProps<P> = Omit<P, 'open'>;
 
-export type Props = {
+export interface Props {
   open?: Boolean;
   [key: string]: any;
-};
+}
 
-export type Options = {
+export interface Options {
   destroyOnClose?: boolean;
   rootId?: string;
-};
+}
 
-export type State = {
+export interface State {
   [id: string]: StateElement;
-};
+}
 
-export type StateElement = {
+export interface StateElement {
   component: ComponentType<any>;
   props?: Props;
   options?: Options;
-};
+}
 
 export type ActionMap<M extends { [index: string]: any }> = {
   [Key in keyof M]: M[Key] extends undefined
@@ -50,9 +50,9 @@ export type ShowFn = <P extends Props>(
   options?: Options
 ) => ShowFnOutput<P>;
 
-export type ShowFnOutput<P> = {
+export interface ShowFnOutput<P> {
   id: string;
   hide: () => void;
   destroy: () => void;
   update: (newProps: Partial<ModalComponentProps<P>>) => void;
-};
+}
diff --git a/src/use-modal.ts b/src/use-modal.ts
index dc45593..1c0f97f 100644
--- a/src/use-modal.ts
+++ b/src/use-modal.ts
@@ -4,15 +4,15 @@ import { ShowFn } from './types';
 import ModalContext from './modal-context';
 import { uid } from './utils';
 
-type Options = {
+export interface UseModalOptions {
   disableAutoDestroy?: boolean;
-};
+}
 
-const defaultOptions: Options = {
+const defaultOptions: UseModalOptions = {
   disableAutoDestroy: false,
 };
 
-export default function useModal(options: Options = defaultOptions) {
+export default function useModal(options: UseModalOptions = defaultOptions) {
   const { disableAutoDestroy } = { ...defaultOptions, ...options };
   const {
     showModal,