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
@@ -67,13 +67,6 @@
     [searchIndex, setSearchState],
   );
 
-  React.useEffect(() => {
-    setSearchState(curState => ({
-      ...curState,
-      results: new Set(searchIndex.getSearchResults(curState.text)),
-    }));
-  }, [searchIndex, setSearchState]);
-
   return React.useMemo(
     () => ({
       listData,