diff --git a/tests/rpc/test_rpc.py b/tests/rpc/test_rpc.py
index b005fb105..904a7e74f 100644
--- a/tests/rpc/test_rpc.py
+++ b/tests/rpc/test_rpc.py
@@ -422,7 +422,7 @@ def test_rpc_trade_statistics(default_conf, ticker, ticker_sell_up, fee,
     assert stats['trade_count'] == 2
     assert stats['first_trade_date'] == 'just now'
     assert stats['latest_trade_date'] == 'just now'
-    assert stats['avg_duration'] == '0:00:00'
+    assert stats['avg_duration'] in ('0:00:00', '0:00:01')
     assert stats['best_pair'] == 'ETH/BTC'
     assert prec_satoshi(stats['best_rate'], 6.2)
 
@@ -433,7 +433,7 @@ def test_rpc_trade_statistics(default_conf, ticker, ticker_sell_up, fee,
     assert stats['trade_count'] == 2
     assert stats['first_trade_date'] == 'just now'
     assert stats['latest_trade_date'] == 'just now'
-    assert stats['avg_duration'] == '0:00:00'
+    assert stats['avg_duration']  in ('0:00:00', '0:00:01')
     assert stats['best_pair'] == 'ETH/BTC'
     assert prec_satoshi(stats['best_rate'], 6.2)
     assert isnan(stats['profit_all_coin'])