diff --git a/freqtrade/tests/exchange/test_exchange.py b/freqtrade/tests/exchange/test_exchange.py
index 67a4bbeeb..2f9e525dd 100644
--- a/freqtrade/tests/exchange/test_exchange.py
+++ b/freqtrade/tests/exchange/test_exchange.py
@@ -332,7 +332,7 @@ def test_validate_pairs(default_conf, mocker):  # test exchange.validate_pairs d
 def test_validate_pairs_not_available(default_conf, mocker):
     api_mock = MagicMock()
     type(api_mock).markets = PropertyMock(return_value={
-        'XRP/BTC': {'inactive'}
+        'XRP/BTC': {'inactive': True}
     })
     mocker.patch('freqtrade.exchange.Exchange._init_ccxt', MagicMock(return_value=api_mock))
     mocker.patch('freqtrade.exchange.Exchange.validate_timeframes', MagicMock())