diff --git a/src/calibre/library/caches.py b/src/calibre/library/caches.py
index b778b58c31..fa07ed8b83 100644
--- a/src/calibre/library/caches.py
+++ b/src/calibre/library/caches.py
@@ -542,6 +542,8 @@ class ResultCache(SearchQueryParser):
         if field is not None:
             self.sort(field, ascending)
         self._map_filtered = list(self._map)
+        if self.search_restriction:
+            self.search('', return_matches=False, ignore_search_restriction=False)
 
     def seriescmp(self, sidx, siidx, x, y, library_order=None):
         try: