diff --git a/web/chat/message-reply-button.react.js b/web/chat/message-reply-button.react.js
--- a/web/chat/message-reply-button.react.js
+++ b/web/chat/message-reply-button.react.js
@@ -5,8 +5,8 @@
 
 import { createMessageReply } from 'lib/shared/message-utils';
 
+import CommIcon from '../CommIcon.react.js';
 import type { InputState } from '../input/input-state';
-import SWMansionIcon from '../SWMansionIcon.react';
 import css from './chat-message-list.css';
 import type { OnMessagePositionWithContainerInfo } from './position-types';
 
@@ -28,7 +28,7 @@
 
   return (
     <div className={css.messageActionLinkIcon} onClick={replyClicked}>
-      <SWMansionIcon icon="reply-arrow" size={18} />
+      <CommIcon icon="reply-filled" size={18} />
     </div>
   );
 }
diff --git a/web/chat/message-tooltip.react.js b/web/chat/message-tooltip.react.js
--- a/web/chat/message-tooltip.react.js
+++ b/web/chat/message-tooltip.react.js
@@ -8,12 +8,12 @@
 import { useSidebarExistsOrCanBeCreated } from 'lib/shared/thread-utils';
 import type { ThreadInfo } from 'lib/types/thread-types';
 
+import CommIcon from '../CommIcon.react.js';
 import type { InputState } from '../input/input-state';
 import {
   useOnClickThread,
   useOnClickPendingSidebar,
 } from '../selectors/nav-selectors';
-import SWMansionIcon from '../SWMansionIcon.react';
 import MessageReplyButton from './message-reply-button.react';
 import css from './message-tooltip.css';
 import type {
@@ -182,7 +182,7 @@
         onMouseLeave={hideTooltip}
         onClick={onSidebarButtonClick}
       >
-        <SWMansionIcon icon="message-circle-lines" size={18} />
+        <CommIcon icon="sidebar-filled" size={16} />
         {activeTooltip === 'sidebar' ? tooltipMenu : null}
       </div>
     );