diff --git a/packages/ra-core/src/auth/Authenticated.tsx b/packages/ra-core/src/auth/Authenticated.tsx
index 0280d14ce2b..4aec39904b5 100644
--- a/packages/ra-core/src/auth/Authenticated.tsx
+++ b/packages/ra-core/src/auth/Authenticated.tsx
@@ -1,4 +1,4 @@
-import { cloneElement, ReactElement, FunctionComponent } from 'react';
+import { cloneElement, ReactElement } from 'react';
 
 import useAuthenticated from './useAuthenticated';
 
@@ -36,12 +36,13 @@ interface Props {
  *         </Admin>
  *     );
  */
-const Authenticated: FunctionComponent<Props> = ({
-    authParams,
-    children,
-    location, // kept for backwards compatibility, unused
-    ...rest
-}) => {
+const Authenticated = (props: Props) => {
+    const {
+        authParams,
+        children,
+        location, // kept for backwards compatibility, unused
+        ...rest
+    } = props;
     useAuthenticated(authParams);
     // render the child even though the useAuthenticated() call isn't finished (optimistic rendering)
     // the above hook will log out if the authProvider doesn't validate that the user is authenticated
diff --git a/packages/ra-core/src/auth/WithPermissions.tsx b/packages/ra-core/src/auth/WithPermissions.tsx
index 3d4cfb679fa..d9d16174f21 100644
--- a/packages/ra-core/src/auth/WithPermissions.tsx
+++ b/packages/ra-core/src/auth/WithPermissions.tsx
@@ -1,10 +1,4 @@
-import {
-    Children,
-    FunctionComponent,
-    ReactElement,
-    ComponentType,
-    createElement,
-} from 'react';
+import { Children, ReactElement, ComponentType, createElement } from 'react';
 import { Location } from 'history';
 
 import warning from '../util/warning';
@@ -65,14 +59,15 @@ const isEmptyChildren = children => Children.count(children) === 0;
  *         </Admin>
  *     );
  */
-const WithPermissions: FunctionComponent<Props> = ({
-    authParams,
-    children,
-    render,
-    component,
-    staticContext,
-    ...props
-}) => {
+const WithPermissions = (props: Props) => {
+    const {
+        authParams,
+        children,
+        render,
+        component,
+        staticContext,
+        ...rest
+    } = props;
     warning(
         (render && children && !isEmptyChildren(children)) ||
             (render && component) ||
@@ -84,15 +79,15 @@ const WithPermissions: FunctionComponent<Props> = ({
     const { permissions } = usePermissionsOptimized(authParams);
     // render even though the usePermissions() call isn't finished (optimistic rendering)
     if (component) {
-        return createElement(component, { permissions, ...props });
+        return createElement(component, { permissions, ...rest });
     }
     // @deprecated
     if (render) {
-        return render({ permissions, ...props });
+        return render({ permissions, ...rest });
     }
     // @deprecated
     if (children) {
-        return children({ permissions, ...props });
+        return children({ permissions, ...rest });
     }
 };
 
diff --git a/packages/ra-core/src/controller/field/ReferenceArrayFieldController.tsx b/packages/ra-core/src/controller/field/ReferenceArrayFieldController.tsx
index e82a6a4950e..a16d36371ba 100644
--- a/packages/ra-core/src/controller/field/ReferenceArrayFieldController.tsx
+++ b/packages/ra-core/src/controller/field/ReferenceArrayFieldController.tsx
@@ -1,4 +1,4 @@
-import { FunctionComponent, ReactElement } from 'react';
+import { ReactElement } from 'react';
 
 import useReferenceArrayFieldController from './useReferenceArrayFieldController';
 import { ListControllerProps } from '../useListController';
@@ -22,7 +22,7 @@ interface Props {
  *
  * @see useReferenceArrayFieldController
  */
-const ReferenceArrayFieldController: FunctionComponent<Props> = props => {
+const ReferenceArrayFieldController = (props: Props) => {
     const { children, ...rest } = props;
     const controllerProps = useReferenceArrayFieldController({
         sort: {
diff --git a/packages/ra-core/src/controller/field/ReferenceFieldController.tsx b/packages/ra-core/src/controller/field/ReferenceFieldController.tsx
index 10c180fc088..d652637153a 100644
--- a/packages/ra-core/src/controller/field/ReferenceFieldController.tsx
+++ b/packages/ra-core/src/controller/field/ReferenceFieldController.tsx
@@ -1,4 +1,4 @@
-import { FunctionComponent, ReactNode, ReactElement } from 'react';
+import { ReactNode, ReactElement } from 'react';
 import get from 'lodash/get';
 
 import { Record } from '../../types';
@@ -49,12 +49,12 @@ interface Props {
  *     <TextField source="name" />
  * </ReferenceField>
  */
-export const ReferenceFieldController: FunctionComponent<Props> = ({
+export const ReferenceFieldController = ({
     children,
     record,
     source,
     ...props
-}) => {
+}: Props) => {
     const id = get(record, source);
     return children({
         ...useReference({ ...props, id }),
diff --git a/packages/ra-core/src/controller/field/ReferenceManyFieldController.tsx b/packages/ra-core/src/controller/field/ReferenceManyFieldController.tsx
index f3ec6f93a63..46baa2d6a69 100644
--- a/packages/ra-core/src/controller/field/ReferenceManyFieldController.tsx
+++ b/packages/ra-core/src/controller/field/ReferenceManyFieldController.tsx
@@ -1,4 +1,4 @@
-import { ReactElement, FunctionComponent } from 'react';
+import { ReactElement } from 'react';
 
 import { Record, SortPayload } from '../../types';
 import useReferenceManyFieldController from './useReferenceManyFieldController';
@@ -24,7 +24,7 @@ interface Props {
  *
  * @see useReferenceManyFieldController
  */
-export const ReferenceManyFieldController: FunctionComponent<Props> = props => {
+export const ReferenceManyFieldController = (props: Props) => {
     const { children, page = 1, perPage = 25, ...rest } = props;
     const controllerProps = useReferenceManyFieldController({
         page,
diff --git a/packages/ra-core/src/controller/input/ReferenceInputController.tsx b/packages/ra-core/src/controller/input/ReferenceInputController.tsx
index 5f78e31ff41..be0a20eece6 100644
--- a/packages/ra-core/src/controller/input/ReferenceInputController.tsx
+++ b/packages/ra-core/src/controller/input/ReferenceInputController.tsx
@@ -1,9 +1,4 @@
-import {
-    ReactNode,
-    ComponentType,
-    FunctionComponent,
-    ReactElement,
-} from 'react';
+import { ReactNode, ComponentType, ReactElement } from 'react';
 
 import { SortPayload, Record } from '../../types';
 import {
@@ -33,11 +28,9 @@ interface Props {
  *
  * @see useReferenceInputController
  */
-export const ReferenceInputController: FunctionComponent<Props> = ({
-    children,
-    ...props
-}) => {
-    return children(useReferenceInputController(props)) as ReactElement;
+export const ReferenceInputController = (props: Props) => {
+    const { children, ...rest } = props;
+    return children(useReferenceInputController(rest)) as ReactElement;
 };
 
 export default ReferenceInputController as ComponentType<Props>;
diff --git a/packages/ra-core/src/core/CoreAdmin.tsx b/packages/ra-core/src/core/CoreAdmin.tsx
index fad2fdcd039..9db3248fa57 100644
--- a/packages/ra-core/src/core/CoreAdmin.tsx
+++ b/packages/ra-core/src/core/CoreAdmin.tsx
@@ -1,5 +1,5 @@
 import * as React from 'react';
-import { FunctionComponent, ComponentType } from 'react';
+import { ComponentType } from 'react';
 
 import CoreAdminContext from './CoreAdminContext';
 import CoreAdminUI from './CoreAdminUI';
@@ -86,28 +86,29 @@ export type ChildrenFunction = () => ComponentType[];
  *     );
  * };
  */
-const CoreAdmin: FunctionComponent<AdminProps> = ({
-    appLayout,
-    authProvider,
-    catchAll,
-    children,
-    customReducers,
-    customRoutes = [],
-    customSagas,
-    dashboard,
-    dataProvider,
-    disableTelemetry,
-    history,
-    i18nProvider,
-    initialState,
-    layout,
-    loading,
-    loginPage,
-    logoutButton,
-    menu, // deprecated, use a custom layout instead
-    theme,
-    title = 'React Admin',
-}) => {
+const CoreAdmin = (props: AdminProps) => {
+    const {
+        appLayout,
+        authProvider,
+        catchAll,
+        children,
+        customReducers,
+        customRoutes = [],
+        customSagas,
+        dashboard,
+        dataProvider,
+        disableTelemetry,
+        history,
+        i18nProvider,
+        initialState,
+        layout,
+        loading,
+        loginPage,
+        logoutButton,
+        menu, // deprecated, use a custom layout instead
+        theme,
+        title = 'React Admin',
+    } = props;
     return (
         <CoreAdminContext
             authProvider={authProvider}
diff --git a/packages/ra-core/src/core/CoreAdminContext.tsx b/packages/ra-core/src/core/CoreAdminContext.tsx
index ef52bbf4d5b..089b0135941 100644
--- a/packages/ra-core/src/core/CoreAdminContext.tsx
+++ b/packages/ra-core/src/core/CoreAdminContext.tsx
@@ -1,5 +1,5 @@
 import * as React from 'react';
-import { FunctionComponent, ComponentType, useContext, useState } from 'react';
+import { ComponentType, useContext, useState } from 'react';
 import { Provider, ReactReduxContext } from 'react-redux';
 import { History } from 'history';
 import { createHashHistory } from 'history';
@@ -40,16 +40,17 @@ export interface AdminContextProps {
     theme?: object;
 }
 
-const CoreAdminContext: FunctionComponent<AdminContextProps> = ({
-    authProvider,
-    dataProvider,
-    i18nProvider,
-    children,
-    history,
-    customReducers,
-    customSagas,
-    initialState,
-}) => {
+const CoreAdminContext = (props: AdminContextProps) => {
+    const {
+        authProvider,
+        dataProvider,
+        i18nProvider,
+        children,
+        history,
+        customReducers,
+        customSagas,
+        initialState,
+    } = props;
     const reduxIsAlreadyInitialized = !!useContext(ReactReduxContext);
 
     if (!dataProvider) {
diff --git a/packages/ra-core/src/core/CoreAdminRouter.tsx b/packages/ra-core/src/core/CoreAdminRouter.tsx
index 11396c5b561..5128ee278d8 100644
--- a/packages/ra-core/src/core/CoreAdminRouter.tsx
+++ b/packages/ra-core/src/core/CoreAdminRouter.tsx
@@ -5,7 +5,6 @@ import React, {
     createElement,
     ComponentType,
     ReactElement,
-    FunctionComponent,
 } from 'react';
 import { Route, Switch } from 'react-router-dom';
 
@@ -36,7 +35,7 @@ export interface AdminRouterProps extends CoreLayoutProps {
 
 type State = ResourceElement[];
 
-const CoreAdminRouter: FunctionComponent<AdminRouterProps> = props => {
+const CoreAdminRouter = (props: AdminRouterProps) => {
     const getPermissions = useGetPermissions();
     const doLogout = useLogout();
     const { authenticated } = useAuthState();
diff --git a/packages/ra-core/src/core/CoreAdminUI.tsx b/packages/ra-core/src/core/CoreAdminUI.tsx
index cc0ac8e4dde..cef6b527e96 100644
--- a/packages/ra-core/src/core/CoreAdminUI.tsx
+++ b/packages/ra-core/src/core/CoreAdminUI.tsx
@@ -1,11 +1,5 @@
 import * as React from 'react';
-import {
-    createElement,
-    FunctionComponent,
-    ComponentType,
-    useMemo,
-    useEffect,
-} from 'react';
+import { createElement, ComponentType, useMemo, useEffect } from 'react';
 import { Switch, Route } from 'react-router-dom';
 
 import CoreAdminRouter from './CoreAdminRouter';
@@ -24,9 +18,7 @@ import {
 
 export type ChildrenFunction = () => ComponentType[];
 
-const DefaultLayout: FunctionComponent<CoreLayoutProps> = ({ children }) => (
-    <>{children}</>
-);
+const DefaultLayout = ({ children }: CoreLayoutProps) => <>{children}</>;
 
 export interface AdminUIProps {
     catchAll?: CatchAllComponent;
@@ -47,21 +39,23 @@ export interface AdminUIProps {
 // for BC
 export type CoreAdminUIProps = AdminUIProps;
 
-const CoreAdminUI: FunctionComponent<AdminUIProps> = ({
-    catchAll = Noop,
-    children,
-    customRoutes = [],
-    dashboard,
-    disableTelemetry = false,
-    layout = DefaultLayout,
-    loading = Noop,
-    loginPage = false,
-    logout,
-    menu, // deprecated, use a custom layout instead
-    ready = Ready,
-    theme,
-    title = 'React Admin',
-}) => {
+const CoreAdminUI = (props: AdminUIProps) => {
+    const {
+        catchAll = Noop,
+        children,
+        customRoutes = [],
+        dashboard,
+        disableTelemetry = false,
+        layout = DefaultLayout,
+        loading = Noop,
+        loginPage = false,
+        logout,
+        menu, // deprecated, use a custom layout instead
+        ready = Ready,
+        theme,
+        title = 'React Admin',
+    } = props;
+
     const logoutElement = useMemo(() => logout && createElement(logout), [
         logout,
     ]);
diff --git a/packages/ra-core/src/core/Resource.tsx b/packages/ra-core/src/core/Resource.tsx
index 53ddf362c37..c67f2401d6f 100644
--- a/packages/ra-core/src/core/Resource.tsx
+++ b/packages/ra-core/src/core/Resource.tsx
@@ -1,5 +1,5 @@
 import * as React from 'react';
-import { FunctionComponent, useEffect, useMemo } from 'react';
+import { useEffect, useMemo } from 'react';
 import { useDispatch, useSelector } from 'react-redux';
 import { Route, Switch } from 'react-router-dom';
 
@@ -10,15 +10,16 @@ import { ResourceContextProvider } from './ResourceContextProvider';
 
 const defaultOptions = {};
 
-const ResourceRegister: FunctionComponent<ResourceProps> = ({
-    name,
-    list,
-    create,
-    edit,
-    show,
-    icon,
-    options = defaultOptions,
-}) => {
+const ResourceRegister = (props: ResourceProps) => {
+    const {
+        name,
+        list,
+        create,
+        edit,
+        show,
+        icon,
+        options = defaultOptions,
+    } = props;
     const dispatch = useDispatch();
     useEffect(() => {
         dispatch(
@@ -37,15 +38,16 @@ const ResourceRegister: FunctionComponent<ResourceProps> = ({
     return null;
 };
 
-const ResourceRoutes: FunctionComponent<ResourceProps> = ({
-    name,
-    match,
-    list,
-    create,
-    edit,
-    show,
-    options = defaultOptions,
-}) => {
+const ResourceRoutes = (props: ResourceProps) => {
+    const {
+        name,
+        match,
+        list,
+        create,
+        edit,
+        show,
+        options = defaultOptions,
+    } = props;
     const isRegistered = useSelector(
         (state: ReduxState) => !!state.admin.resources[name]
     );
@@ -141,14 +143,13 @@ const ResourceRoutes: FunctionComponent<ResourceProps> = ({
     }, [basePath, name, create, edit, list, show, options, isRegistered]); // eslint-disable-line react-hooks/exhaustive-deps
 };
 
-const Resource: FunctionComponent<ResourceProps> = ({
-    intent = 'route',
-    ...props
-}) =>
-    intent === 'registration' ? (
-        <ResourceRegister {...props} />
+const Resource = (props: ResourceProps) => {
+    const { intent = 'route', ...rest } = props;
+    return intent === 'registration' ? (
+        <ResourceRegister {...rest} />
     ) : (
-        <ResourceRoutes {...props} />
+        <ResourceRoutes {...rest} />
     );
+};
 
 export default Resource;
diff --git a/packages/ra-core/src/core/RoutesWithLayout.tsx b/packages/ra-core/src/core/RoutesWithLayout.tsx
index 6a340cff05a..495a41a8100 100644
--- a/packages/ra-core/src/core/RoutesWithLayout.tsx
+++ b/packages/ra-core/src/core/RoutesWithLayout.tsx
@@ -1,9 +1,4 @@
-import React, {
-    Children,
-    cloneElement,
-    createElement,
-    FunctionComponent,
-} from 'react';
+import React, { Children, cloneElement, createElement } from 'react';
 import { Redirect, Route, Switch } from 'react-router-dom';
 
 import WithPermissions from '../auth/WithPermissions';
@@ -25,13 +20,8 @@ interface Props {
 
 const defaultAuthParams = { route: 'dashboard' };
 
-const RoutesWithLayout: FunctionComponent<Props> = ({
-    catchAll,
-    children,
-    customRoutes,
-    dashboard,
-    title,
-}) => {
+const RoutesWithLayout = (props: Props) => {
+    const { catchAll, children, customRoutes, dashboard, title } = props;
     const childrenAsArray = React.Children.toArray(children);
     const firstChild: React.ReactElement<any> | null =
         childrenAsArray.length > 0
diff --git a/packages/ra-core/src/dataProvider/Mutation.tsx b/packages/ra-core/src/dataProvider/Mutation.tsx
index dd0f749278a..71447bcea98 100644
--- a/packages/ra-core/src/dataProvider/Mutation.tsx
+++ b/packages/ra-core/src/dataProvider/Mutation.tsx
@@ -1,5 +1,3 @@
-import { FunctionComponent } from 'react';
-
 import useMutation from './useMutation';
 
 interface ChildrenFuncParams {
@@ -53,7 +51,7 @@ interface Props {
  *     </Mutation>
  * );
  */
-const Mutation: FunctionComponent<Props> = ({
+const Mutation = ({
     children,
     type,
     resource,
@@ -61,7 +59,7 @@ const Mutation: FunctionComponent<Props> = ({
     // Provides an undefined onSuccess just so the key `onSuccess` is defined
     // This is used to detect options in useDataProvider
     options = { onSuccess: undefined },
-}) =>
+}: Props) =>
     children(
         ...useMutation(
             { type, resource, payload },
diff --git a/packages/ra-core/src/form/FormDataConsumer.tsx b/packages/ra-core/src/form/FormDataConsumer.tsx
index 41be0b4d636..08d9fce4a02 100644
--- a/packages/ra-core/src/form/FormDataConsumer.tsx
+++ b/packages/ra-core/src/form/FormDataConsumer.tsx
@@ -1,5 +1,5 @@
 import * as React from 'react';
-import { ReactNode, FunctionComponent } from 'react';
+import { ReactNode } from 'react';
 import { useFormState } from 'react-final-form';
 import { FormSubscription } from 'final-form';
 import get from 'lodash/get';
@@ -74,14 +74,8 @@ const FormDataConsumer = ({ subscription, ...props }: ConnectedProps) => {
     return <FormDataConsumerView formData={formState.values} {...props} />;
 };
 
-export const FormDataConsumerView: FunctionComponent<Props> = ({
-    children,
-    form,
-    formData,
-    source,
-    index,
-    ...rest
-}) => {
+export const FormDataConsumerView = (props: Props) => {
+    const { children, form, formData, source, index, ...rest } = props;
     let scopedFormData = formData;
     let getSource;
     let getSourceHasBeenCalled = false;
diff --git a/packages/ra-core/src/form/FormField.tsx b/packages/ra-core/src/form/FormField.tsx
index 17db228b9d9..1553785cbee 100644
--- a/packages/ra-core/src/form/FormField.tsx
+++ b/packages/ra-core/src/form/FormField.tsx
@@ -1,5 +1,4 @@
 import * as React from 'react';
-import { FunctionComponent } from 'react';
 import PropTypes from 'prop-types';
 import { Field, FieldProps, FieldRenderProps } from 'react-final-form';
 import { Validator, composeValidators } from './validate';
@@ -25,12 +24,8 @@ interface Props
     validate?: Validator | Validator[];
 }
 
-const FormField: FunctionComponent<Props> = ({
-    id,
-    input,
-    validate,
-    ...props
-}) => {
+const FormField = (props: Props) => {
+    const { id, input, validate, ...rest } = props;
     if (process.env.NODE_ENV !== 'production') {
         console.log('FormField is deprecated, use the useInput hook instead.');
     }
@@ -39,15 +34,15 @@ const FormField: FunctionComponent<Props> = ({
         ? composeValidators(validate)
         : validate;
 
-    const finalId = id || props.source;
+    const finalId = id || rest.source;
 
     return input ? ( // An ancestor is already decorated by Field
-        React.createElement(props.component, { input, id: finalId, ...props })
+        React.createElement(rest.component, { input, id: finalId, ...rest })
     ) : (
         <Field
-            {...props}
+            {...rest}
             id={finalId}
-            name={props.source}
+            name={rest.source}
             isRequired={isRequired(validate)}
             validate={sanitizedValidate}
         />
diff --git a/packages/ra-core/src/form/ValidationError.tsx b/packages/ra-core/src/form/ValidationError.tsx
index 55338593385..cd4f94471c2 100644
--- a/packages/ra-core/src/form/ValidationError.tsx
+++ b/packages/ra-core/src/form/ValidationError.tsx
@@ -1,5 +1,4 @@
 import * as React from 'react';
-import { FunctionComponent } from 'react';
 import {
     ValidationErrorMessage,
     ValidationErrorMessageWithArgs,
@@ -10,7 +9,8 @@ interface Props {
     error: ValidationErrorMessage;
 }
 
-const ValidationError: FunctionComponent<Props> = ({ error }) => {
+const ValidationError = (props: Props) => {
+    const { error } = props;
     const translate = useTranslate();
     if ((error as ValidationErrorMessageWithArgs).message) {
         const { message, args } = error as ValidationErrorMessageWithArgs;
diff --git a/packages/ra-core/src/i18n/TranslationProvider.tsx b/packages/ra-core/src/i18n/TranslationProvider.tsx
index 5dda2c69499..ecabb156185 100644
--- a/packages/ra-core/src/i18n/TranslationProvider.tsx
+++ b/packages/ra-core/src/i18n/TranslationProvider.tsx
@@ -1,9 +1,4 @@
-import React, {
-    useCallback,
-    useMemo,
-    Children,
-    FunctionComponent,
-} from 'react';
+import React, { useCallback, useMemo, Children, ReactNode } from 'react';
 
 import { useSafeSetState } from '../util/hooks';
 import { TranslationContext } from './TranslationContext';
@@ -12,6 +7,7 @@ import { I18nProvider } from '../types';
 interface Props {
     locale?: string;
     i18nProvider: I18nProvider;
+    children: ReactNode;
 }
 
 interface State {
@@ -31,7 +27,7 @@ interface State {
  *         </Provider>
  *     );
  */
-const TranslationProvider: FunctionComponent<Props> = props => {
+const TranslationProvider = (props: Props) => {
     const { i18nProvider, children } = props;
 
     const [state, setState] = useSafeSetState<State>({
diff --git a/packages/ra-core/src/util/FieldTitle.tsx b/packages/ra-core/src/util/FieldTitle.tsx
index 8467a07183d..36ccd063cb6 100644
--- a/packages/ra-core/src/util/FieldTitle.tsx
+++ b/packages/ra-core/src/util/FieldTitle.tsx
@@ -1,5 +1,5 @@
 import * as React from 'react';
-import { FunctionComponent, ReactElement, memo } from 'react';
+import { ReactElement, memo } from 'react';
 
 import useTranslate from '../i18n/useTranslate';
 import getFieldLabelTranslationArgs from './getFieldLabelTranslationArgs';
@@ -11,12 +11,8 @@ interface Props {
     label?: string | ReactElement | false;
 }
 
-export const FieldTitle: FunctionComponent<Props> = ({
-    resource,
-    source,
-    label,
-    isRequired,
-}) => {
+export const FieldTitle = (props: Props) => {
+    const { resource, source, label, isRequired } = props;
     const translate = useTranslate();
 
     if (label === false || label === '') {
diff --git a/packages/react-admin/src/Admin.tsx b/packages/react-admin/src/Admin.tsx
index 5d613cb8e7b..e7a5a8eb0b7 100644
--- a/packages/react-admin/src/Admin.tsx
+++ b/packages/react-admin/src/Admin.tsx
@@ -1,5 +1,4 @@
 import * as React from 'react';
-import { FunctionComponent } from 'react';
 import { AdminProps } from 'ra-core';
 
 import AdminContext from './AdminContext';
@@ -84,30 +83,32 @@ import { useEffect, useState } from 'react';
  *     );
  * };
  */
-const Admin: FunctionComponent<AdminProps> = ({
-    appLayout,
-    authProvider,
-    catchAll,
-    children,
-    customReducers,
-    customRoutes = [],
-    customSagas,
-    dashboard,
-    dataProvider,
-    disableTelemetry,
-    history,
-    i18nProvider,
-    initialState,
-    layout,
-    loading,
-    locale,
-    loginPage,
-    logoutButton,
-    menu, // deprecated, use a custom layout instead
-    ready,
-    theme,
-    title = 'React Admin',
-}) => {
+const Admin = (props: AdminProps) => {
+    const {
+        appLayout,
+        authProvider,
+        catchAll,
+        children,
+        customReducers,
+        customRoutes = [],
+        customSagas,
+        dashboard,
+        dataProvider,
+        disableTelemetry,
+        history,
+        i18nProvider,
+        initialState,
+        layout,
+        loading,
+        locale,
+        loginPage,
+        logoutButton,
+        menu, // deprecated, use a custom layout instead
+        ready,
+        theme,
+        title = 'React Admin',
+    } = props;
+
     if (appLayout && process.env.NODE_ENV !== 'production') {
         console.warn(
             'You are using deprecated prop "appLayout", it was replaced by "layout", see https://github.com/marmelab/react-admin/issues/2918'
diff --git a/packages/react-admin/src/AdminRouter.tsx b/packages/react-admin/src/AdminRouter.tsx
index f4e229c6427..d3fe84bb675 100644
--- a/packages/react-admin/src/AdminRouter.tsx
+++ b/packages/react-admin/src/AdminRouter.tsx
@@ -1,11 +1,8 @@
 import * as React from 'react';
-import { FC } from 'react';
 import { CoreAdminRouter, AdminRouterProps } from 'ra-core';
 import { LoadingPage } from 'ra-ui-materialui';
 
-const AdminRouter: FC<AdminRouterProps> = props => (
-    <CoreAdminRouter {...props} />
-);
+const AdminRouter = (props: AdminRouterProps) => <CoreAdminRouter {...props} />;
 
 AdminRouter.defaultProps = {
     loading: LoadingPage,