diff --git a/db/rocksdb.go b/db/rocksdb.go
index 81f0a6cb..88a9d5d3 100644
--- a/db/rocksdb.go
+++ b/db/rocksdb.go
@@ -1222,9 +1222,11 @@ func (d *RocksDB) DisconnectBlockRangeNonUTXO(lower uint32, higher uint32) error
 func dirSize(path string) (int64, error) {
 	var size int64
 	err := filepath.Walk(path, func(_ string, info os.FileInfo, err error) error {
+		if err == nil {
 		if !info.IsDir() {
 			size += info.Size()
 		}
+		}
 		return err
 	})
 	return size, err