diff --git a/freqtrade/freqtradebot.py b/freqtrade/freqtradebot.py
index 25951aba5..544e4a997 100644
--- a/freqtrade/freqtradebot.py
+++ b/freqtrade/freqtradebot.py
@@ -652,7 +652,7 @@ class FreqtradeBot(object):
                 # if trailing stoploss is enabled we check if stoploss value has changed
                 # in which case we cancel stoploss order and put another one with new
                 # value immediately
-                handle_trailing_stoploss_on_exchange(trade, order)
+                self.handle_trailing_stoploss_on_exchange(trade, order)
 
         return result
 
diff --git a/freqtrade/tests/test_freqtradebot.py b/freqtrade/tests/test_freqtradebot.py
index dcdae16fe..fe2dd0ec2 100644
--- a/freqtrade/tests/test_freqtradebot.py
+++ b/freqtrade/tests/test_freqtradebot.py
@@ -1080,7 +1080,6 @@ def test_handle_stoploss_on_exchange_trailing(mocker, default_conf, fee, caplog,
         'last': 0.00002344
     }))
 
-
     cancel_order_mock = MagicMock()
     stoploss_order_mock = MagicMock()
     mocker.patch('freqtrade.exchange.Exchange.cancel_order', cancel_order_mock)