diff --git a/internal/repository/repository.go b/internal/repository/repository.go
index f7fd65c71..d408e3105 100644
--- a/internal/repository/repository.go
+++ b/internal/repository/repository.go
@@ -706,19 +706,10 @@ func (r *Repository) prepareCache() error {
 		return nil
 	}
 
-	indexIDs := r.idx.IDs()
-	debug.Log("prepare cache with %d index files", len(indexIDs))
-
-	// clear old index files
-	err := r.Cache.Clear(restic.IndexFile, indexIDs)
-	if err != nil {
-		fmt.Fprintf(os.Stderr, "error clearing index files in cache: %v\n", err)
-	}
-
 	packs := r.idx.Packs(restic.NewIDSet())
 
 	// clear old packs
-	err = r.Cache.Clear(restic.PackFile, packs)
+	err := r.Cache.Clear(restic.PackFile, packs)
 	if err != nil {
 		fmt.Fprintf(os.Stderr, "error clearing pack files in cache: %v\n", err)
 	}