diff --git a/lib/selectors/thread-selectors.js b/lib/selectors/thread-selectors.js
--- a/lib/selectors/thread-selectors.js
+++ b/lib/selectors/thread-selectors.js
@@ -17,6 +17,7 @@
   includeDeletedSelector,
 } from './calendar-filter-selectors.js';
 import { relativeMemberInfoSelectorForMembersOfThread } from './user-selectors.js';
+import genesis from '../facts/genesis.js';
 import {
   getAvatarForThread,
   getRandomDefaultEmojiAvatar,
@@ -415,7 +416,11 @@
     const result = new Map();
     for (const threadID in rawThreadInfos) {
       const rawThreadInfo = rawThreadInfos[threadID];
-      if (threadIsPending(threadID)) {
+      if (
+        threadIsPending(threadID) ||
+        (rawThreadInfo.parentThreadID !== genesis.id &&
+          rawThreadInfo.type !== threadTypes.SIDEBAR)
+      ) {
         continue;
       }
       const actualMemberIDs = rawThreadInfo.members