diff --git a/core/rawdb/accessors_chain_test.go b/core/rawdb/accessors_chain_test.go
index ea9dc436c..f20e8b1ff 100644
--- a/core/rawdb/accessors_chain_test.go
+++ b/core/rawdb/accessors_chain_test.go
@@ -444,6 +444,7 @@ func TestAncientStorage(t *testing.T) {
 	if err != nil {
 		t.Fatalf("failed to create database with ancient backend")
 	}
+	defer db.Close()
 	// Create a test block
 	block := types.NewBlockWithHeader(&types.Header{
 		Number:      big.NewInt(0),