diff --git a/ebin/db_store_mongo.beam b/ebin/db_store_mongo.beam
index 546b36b..b0189ef 100644
Binary files a/ebin/db_store_mongo.beam and b/ebin/db_store_mongo.beam differ
diff --git a/ebin/dhtcrawler.app b/ebin/dhtcrawler.app
index c0369a8..9192412 100644
--- a/ebin/dhtcrawler.app
+++ b/ebin/dhtcrawler.app
@@ -1,6 +1,6 @@
 {application,dhtcrawler,
              [{description,"A DHT crawler to index magnet hash to torrent"},
-              {vsn,"91731f7"},
+              {vsn,"eb4f6fa"},
               {registered,[dht_crawler_sup]},
               {applications,[kernel,stdlib,crypto,public_key,ssl,inets,bson,
                              mongodb]},
diff --git a/ebin/hash_reader.beam b/ebin/hash_reader.beam
index 2d6a07e..8daeb04 100644
Binary files a/ebin/hash_reader.beam and b/ebin/hash_reader.beam differ
diff --git a/ebin/hash_reader_stats.beam b/ebin/hash_reader_stats.beam
index cdfe486..eb05e02 100644
Binary files a/ebin/hash_reader_stats.beam and b/ebin/hash_reader_stats.beam differ
diff --git a/ebin/time_util.beam b/ebin/time_util.beam
index bced3e7..9083d47 100644
Binary files a/ebin/time_util.beam and b/ebin/time_util.beam differ