diff --git a/lib/hooks/search-sidebars.js b/lib/hooks/search-sidebars.js
--- a/lib/hooks/search-sidebars.js
+++ b/lib/hooks/search-sidebars.js
@@ -20,7 +20,9 @@
   listData: $ReadOnlyArray<SidebarInfo>,
   searchState: SidebarSearchState,
   setSearchState: SetState<SidebarSearchState>,
-  searchIndex: SearchIndex,
+  onChangeSearchText: (
+    text: SyntheticEvent<HTMLInputElement> | string,
+  ) => mixed,
 } {
   const [searchState, setSearchState] = React.useState({
     text: '',
@@ -57,6 +59,23 @@
     return index;
   }, [sidebarInfos, userInfos, viewerID]);
 
+  const onChangeSearchText = React.useCallback(
+    (event: SyntheticEvent<HTMLInputElement> | string) => {
+      let text;
+      if (typeof event === 'string') {
+        text = event;
+      } else {
+        text = event.currentTarget.value;
+      }
+
+      setSearchState({
+        text,
+        results: new Set(searchIndex.getSearchResults(text)),
+      });
+    },
+    [searchIndex, setSearchState],
+  );
+
   React.useEffect(() => {
     setSearchState(curState => ({
       ...curState,
@@ -65,8 +84,13 @@
   }, [searchIndex, setSearchState]);
 
   return React.useMemo(
-    () => ({ listData, searchState, setSearchState, searchIndex }),
-    [listData, setSearchState, searchState, searchIndex],
+    () => ({
+      listData,
+      searchState,
+      setSearchState,
+      onChangeSearchText,
+    }),
+    [listData, setSearchState, searchState, onChangeSearchText],
   );
 }
 
diff --git a/native/chat/sidebar-list-modal.react.js b/native/chat/sidebar-list-modal.react.js
--- a/native/chat/sidebar-list-modal.react.js
+++ b/native/chat/sidebar-list-modal.react.js
@@ -35,18 +35,9 @@
     listData,
     searchState,
     setSearchState,
-    searchIndex,
+    onChangeSearchText,
   } = useSearchSidebars(props.route.params.threadInfo);
 
-  const onChangeSearchText = React.useCallback(
-    (searchText: string) =>
-      setSearchState({
-        text: searchText,
-        results: new Set(searchIndex.getSearchResults(searchText)),
-      }),
-    [searchIndex, setSearchState],
-  );
-
   const searchTextInputRef = React.useRef();
   const setSearchTextInputRef = React.useCallback(
     async (textInput: ?React.ElementRef<typeof TextInput>) => {
diff --git a/web/modals/chat/sidebar-list-modal.react.js b/web/modals/chat/sidebar-list-modal.react.js
--- a/web/modals/chat/sidebar-list-modal.react.js
+++ b/web/modals/chat/sidebar-list-modal.react.js
@@ -26,7 +26,7 @@
     listData,
     searchState,
     setSearchState,
-    searchIndex,
+    onChangeSearchText,
   } = useSearchSidebars(threadInfo);
   const { popModal } = useModalContext();
 
@@ -47,17 +47,6 @@
     [popModal, listData],
   );
 
-  const onChangeSearchText = React.useCallback(
-    (event: SyntheticEvent<HTMLInputElement>) => {
-      const searchText = event.currentTarget.value;
-      setSearchState({
-        text: searchText,
-        results: new Set(searchIndex.getSearchResults(searchText)),
-      });
-    },
-    [searchIndex, setSearchState],
-  );
-
   const clearQuery = React.useCallback(
     (event: SyntheticEvent<HTMLAnchorElement>) => {
       event.preventDefault();