diff --git a/tests/exchange/test_exchange.py b/tests/exchange/test_exchange.py
index 71690ecdf..b91046b75 100644
--- a/tests/exchange/test_exchange.py
+++ b/tests/exchange/test_exchange.py
@@ -20,6 +20,7 @@ from freqtrade.exchange import (Binance, Bittrex, Exchange, Kraken, amount_to_pr
                                 timeframe_to_prev_date, timeframe_to_seconds)
 from freqtrade.exchange.common import (API_FETCH_ORDER_RETRY_COUNT, API_RETRY_COUNT,
                                        calculate_backoff, remove_credentials)
+from freqtrade.exchange.exchange import amount_to_contract_precision
 from freqtrade.resolvers.exchange_resolver import ExchangeResolver
 from tests.conftest import get_mock_coro, get_patched_exchange, log_has, log_has_re, num_log_has_re
 
@@ -4470,6 +4471,7 @@ def test__amount_to_contracts(
     ('ADA/USDT:USDT', 10.4445555, 10.4, 10.444),
     ('LTC/ETH', 30, 30, 30),
     ('LTC/USD', 30, 30, 30),
+    ('ADA/USDT:USDT', 1.17, 1.1, 1.17),
     # contract size of 10
     ('ETH/USDT:USDT', 10.111, 10.1, 10),
     ('ETH/USDT:USDT', 10.188, 10.1, 10),