diff --git a/src/calibre/gui2/library/models.py b/src/calibre/gui2/library/models.py
index 793f2d353b..554b104c34 100644
--- a/src/calibre/gui2/library/models.py
+++ b/src/calibre/gui2/library/models.py
@@ -125,7 +125,7 @@ class BooksModel(QAbstractTableModel): # {{{
 
     def refresh_ondevice(self):
         self.db.refresh_ondevice()
-        self.refresh(reset=False)
+        self.resort()
         self.research()
 
     def set_book_on_device_func(self, func):
diff --git a/src/calibre/library/caches.py b/src/calibre/library/caches.py
index 98fd3a9fbc..2ad425fc00 100644
--- a/src/calibre/library/caches.py
+++ b/src/calibre/library/caches.py
@@ -914,6 +914,8 @@ class ResultCache(SearchQueryParser): # {{{
         return len(self._map)
 
     def refresh_ondevice(self, db):
+        if self.composites:
+            self.refresh(db)
         ondevice_col = self.FIELD_MAP['ondevice']
         for item in self._data:
             if item is not None: