diff --git a/src/hash_reader/db_hash_reader.erl b/src/hash_reader/db_hash_reader.erl
index 4710bb6..ee6b0c4 100644
--- a/src/hash_reader/db_hash_reader.erl
+++ b/src/hash_reader/db_hash_reader.erl
@@ -18,7 +18,7 @@
 -record(state, {downloader, dbpool, downloading = 0}).
 -include("db_common.hrl").
 % if there's no hash, wait some time
--define(WAIT_TIME, 2*60*1000).
+-define(WAIT_TIME, 1*60*1000).
 % the max concurrent download tasks
 -define(MAX_DOWNLOAD, 50).