diff --git a/freqtrade/exchange/exchange.py b/freqtrade/exchange/exchange.py
index 3958f6838..ea6bcb29f 100644
--- a/freqtrade/exchange/exchange.py
+++ b/freqtrade/exchange/exchange.py
@@ -539,7 +539,9 @@ class Exchange:
         # reserve some percent defined in config (5% default) + stoploss
         amount_reserve_percent = 1.0 + self._config.get('amount_reserve_percent',
                                                         DEFAULT_AMOUNT_RESERVE_PERCENT)
-        amount_reserve_percent += abs(stoploss)
+        amount_reserve_percent = (
+          amount_reserve_percent / (1 - abs(stoploss)) if abs(stoploss) != 1 else 1.5
+        )     
         # it should not be more than 50%
         amount_reserve_percent = max(min(amount_reserve_percent, 1.5), 1)