diff --git a/freqtrade/tests/exchange/test_exchange.py b/freqtrade/tests/exchange/test_exchange.py
index c66116ae0..bb2cdc6e0 100644
--- a/freqtrade/tests/exchange/test_exchange.py
+++ b/freqtrade/tests/exchange/test_exchange.py
@@ -585,6 +585,10 @@ def test_get_fee(default_conf, mocker):
 def test_get_amount_lots(default_conf, mocker):
     api_mock = MagicMock()
     api_mock.amount_to_lots = MagicMock(return_value=1.0)
+    api_mock.markets = None
+    marketmock = MagicMock()
+    api_mock.load_markets = marketmock
     exchange = get_patched_exchange(mocker, default_conf, api_mock)
 
     assert exchange.get_amount_lots('LTC/BTC', 1.54) == 1
+    assert marketmock.call_count == 1