diff --git a/leveldb/db_test.go b/leveldb/db_test.go
index 16c0c14..6eaf0d5 100644
--- a/leveldb/db_test.go
+++ b/leveldb/db_test.go
@@ -116,7 +116,6 @@
 		if err := h.closeDB0(); err != nil {
 			h.t.Error("Close: got error: ", err)
 		}
-		h.db = nil
 	}
 	h.stor.CloseCheck()
 	runtime.GC()