diff --git a/src/components/views/elements/ReplyThread.tsx b/src/components/views/elements/ReplyThread.tsx
index 652707b5d9..0eb795e257 100644
--- a/src/components/views/elements/ReplyThread.tsx
+++ b/src/components/views/elements/ReplyThread.tsx
@@ -36,25 +36,25 @@ import { Room } from 'matrix-js-sdk/src/models/room';
 
 interface IProps {
     // the latest event in this chain of replies
-    parentEv?: MatrixEvent,
+    parentEv?: MatrixEvent;
     // called when the ReplyThread contents has changed, including EventTiles thereof
-    onHeightChanged: () => void,
-    permalinkCreator: RoomPermalinkCreator,
+    onHeightChanged: () => void;
+    permalinkCreator: RoomPermalinkCreator;
     // Specifies which layout to use.
-    layout?: Layout,
+    layout?: Layout;
     // Whether to always show a timestamp
-    alwaysShowTimestamps?: boolean,
+    alwaysShowTimestamps?: boolean;
 }
 
 interface IState {
     // The loaded events to be rendered as linear-replies
-    events: MatrixEvent[],
+    events: MatrixEvent[];
     // The latest loaded event which has not yet been shown
-    loadedEv: MatrixEvent,
+    loadedEv: MatrixEvent;
     // Whether the component is still loading more events
-    loading: boolean,
+    loading: boolean;
     // Whether as error was encountered fetching a replied to event.
-    err: boolean,
+    err: boolean;
 }
 
 // This component does no cycle detection, simply because the only way to make such a cycle would be to
diff --git a/src/components/views/rooms/ReplyPreview.tsx b/src/components/views/rooms/ReplyPreview.tsx
index 9682ce2bfe..a3d018ec2d 100644
--- a/src/components/views/rooms/ReplyPreview.tsx
+++ b/src/components/views/rooms/ReplyPreview.tsx
@@ -18,7 +18,6 @@ import React from 'react';
 import dis from '../../../dispatcher/dispatcher';
 import { _t } from '../../../languageHandler';
 import RoomViewStore from '../../../stores/RoomViewStore';
-import PropTypes from "prop-types";
 import { RoomPermalinkCreator } from "../../../utils/permalinks/Permalinks";
 import { replaceableComponent } from "../../../utils/replaceableComponent";
 import ReplyTile from './ReplyTile';
@@ -33,11 +32,11 @@ function cancelQuoting() {
 }
 
 interface IProps {
-    permalinkCreator: RoomPermalinkCreator,
+    permalinkCreator: RoomPermalinkCreator;
 }
 
 interface IState {
-    event: MatrixEvent
+    event: MatrixEvent;
 }
 
 @replaceableComponent("views.rooms.ReplyPreview")