diff --git a/src/calibre/gui2/tag_browser/model.py b/src/calibre/gui2/tag_browser/model.py
index 6ef50164e0..8af95ad31c 100644
--- a/src/calibre/gui2/tag_browser/model.py
+++ b/src/calibre/gui2/tag_browser/model.py
@@ -216,7 +216,7 @@ class TagTreeItem(object):  # {{{
                 ar = self.average_rating
                 if ar:
                     tt.append(_('Average rating for books in this category: %.1f') % ar)
-                elif self.type == self.TAG and ar is not None:
+                elif self.type == self.TAG and ar is not None and self.tag.category != 'search':
                     tt.append(_('Books in this category are unrated'))
                 if self.type == self.TAG and self.tag.category == 'search':
                     tt.append(_('Search expression:') + ' ' + self.tag.search_expression)