diff --git a/web/chat/chat-message-list-container.react.js b/web/chat/chat-message-list-container.react.js
--- a/web/chat/chat-message-list-container.react.js
+++ b/web/chat/chat-message-list-container.react.js
@@ -28,8 +28,7 @@
 
 function ChatMessageListContainer(props: Props): React.Node {
   const { activeChatThreadID } = props;
-  const { isChatCreation, selectedUserInfos, otherUserInfos } =
-    useInfosForPendingThread();
+  const { isChatCreation, selectedUserInfos } = useInfosForPendingThread();
 
   const threadInfo = useThreadInfoForPossiblyPendingThread(activeChatThreadID);
   invariant(threadInfo, 'ThreadInfo should be set');
@@ -127,7 +126,6 @@
     const chatUserSelection = (
       <ChatThreadComposer
         userInfoInputArray={selectedUserInfos}
-        otherUserInfos={otherUserInfos}
         threadID={threadInfo.id}
         inputState={inputState}
       />
@@ -143,13 +141,7 @@
         {messageListAndInput}
       </>
     );
-  }, [
-    inputState,
-    isChatCreation,
-    otherUserInfos,
-    selectedUserInfos,
-    threadInfo,
-  ]);
+  }, [inputState, isChatCreation, selectedUserInfos, threadInfo]);
 
   return connectDropTarget(
     <div className={containerStyle} ref={containerRef}>
diff --git a/web/chat/chat-thread-composer.react.js b/web/chat/chat-thread-composer.react.js
--- a/web/chat/chat-thread-composer.react.js
+++ b/web/chat/chat-thread-composer.react.js
@@ -10,6 +10,7 @@
 import { useLoggedInUserInfo } from 'lib/hooks/account-hooks.js';
 import { useENSNames } from 'lib/hooks/ens-cache.js';
 import { useUsersSupportThickThreads } from 'lib/hooks/user-identities-hooks.js';
+import { userInfoSelectorForPotentialMembers } from 'lib/selectors/user-selectors.js';
 import {
   usePotentialMemberItems,
   useSearchUsers,
@@ -36,7 +37,6 @@
 
 type Props = {
   +userInfoInputArray: $ReadOnlyArray<AccountUserInfo>,
-  +otherUserInfos: { [id: string]: AccountUserInfo },
   +threadID: string,
   +inputState: InputState,
 };
@@ -46,7 +46,7 @@
   | 'keep-active-thread';
 
 function ChatThreadComposer(props: Props): React.Node {
-  const { userInfoInputArray, otherUserInfos, threadID, inputState } = props;
+  const { userInfoInputArray, threadID, inputState } = props;
 
   const [usernameInputText, setUsernameInputText] = React.useState('');
 
@@ -60,6 +60,7 @@
   const searchResults = useSearchUsers(usernameInputText);
 
   const auxUserInfos = useSelector(state => state.auxUserStore.auxUserInfos);
+  const otherUserInfos = useSelector(userInfoSelectorForPotentialMembers);
   const userListItems = usePotentialMemberItems({
     text: usernameInputText,
     userInfos: otherUserInfos,
diff --git a/web/utils/thread-utils.js b/web/utils/thread-utils.js
--- a/web/utils/thread-utils.js
+++ b/web/utils/thread-utils.js
@@ -6,7 +6,6 @@
 import { useLoggedInUserInfo } from 'lib/hooks/account-hooks.js';
 import { useUsersSupportThickThreads } from 'lib/hooks/user-identities-hooks.js';
 import { threadInfoSelector } from 'lib/selectors/thread-selectors.js';
-import { userInfoSelectorForPotentialMembers } from 'lib/selectors/user-selectors.js';
 import {
   createPendingThread,
   useExistingThreadInfoFinder,
@@ -20,7 +19,6 @@
 type InfosForPendingThread = {
   +isChatCreation: boolean,
   +selectedUserInfos: $ReadOnlyArray<AccountUserInfo>,
-  +otherUserInfos: { [id: string]: AccountUserInfo },
 };
 
 function useInfosForPendingThread(): InfosForPendingThread {
@@ -30,11 +28,9 @@
   const selectedUserInfos = useSelector(
     state => state.navInfo.selectedUserList ?? [],
   );
-  const otherUserInfos = useSelector(userInfoSelectorForPotentialMembers);
   return {
     isChatCreation,
     selectedUserInfos,
-    otherUserInfos,
   };
 }