diff --git a/src/components/views/auth/AuthBody.tsx b/src/components/views/auth/AuthBody.tsx
index abe7fd2fd3..3543a573d7 100644
--- a/src/components/views/auth/AuthBody.tsx
+++ b/src/components/views/auth/AuthBody.tsx
@@ -19,7 +19,7 @@ import { replaceableComponent } from "../../../utils/replaceableComponent";
 
 @replaceableComponent("views.auth.AuthBody")
 export default class AuthBody extends React.PureComponent {
-    render() {
+    public render(): React.ReactNode {
         return <div className="mx_AuthBody">
             { this.props.children }
         </div>;
diff --git a/src/components/views/auth/AuthFooter.js b/src/components/views/auth/AuthFooter.tsx
similarity index 96%
rename from src/components/views/auth/AuthFooter.js
rename to src/components/views/auth/AuthFooter.tsx
index e81d2cd969..00bced8c39 100644
--- a/src/components/views/auth/AuthFooter.js
+++ b/src/components/views/auth/AuthFooter.tsx
@@ -22,7 +22,7 @@ import { replaceableComponent } from "../../../utils/replaceableComponent";
 
 @replaceableComponent("views.auth.AuthFooter")
 export default class AuthFooter extends React.Component {
-    render() {
+    public render(): React.ReactNode {
         return (
             <div className="mx_AuthFooter">
                 <a href="https://matrix.org" target="_blank" rel="noreferrer noopener">{ _t("powered by Matrix") }</a>