diff --git a/tests/conftest.py b/tests/conftest.py
index 1c0435ff3..abd15a6a1 100644
--- a/tests/conftest.py
+++ b/tests/conftest.py
@@ -604,6 +604,7 @@ def get_default_conf(testdatadir):
         "cancel_open_orders_on_exit": False,
         "minimal_roi": {"40": 0.0, "30": 0.01, "20": 0.02, "0": 0.04},
         "dry_run_wallet": 1000,
+        "tradable_balance_ratio": 0.99,
         "stoploss": -0.10,
         "unfilledtimeout": {"entry": 10, "exit": 30},
         "entry_pricing": {