diff --git a/freqtrade/optimize/hyperopt.py b/freqtrade/optimize/hyperopt.py
index d90468cff..7138e2601 100644
--- a/freqtrade/optimize/hyperopt.py
+++ b/freqtrade/optimize/hyperopt.py
@@ -7,7 +7,6 @@ This module contains the hyperopt logic
 import logging
 import multiprocessing
 import os
-import pickle
 import sys
 from argparse import Namespace
 from functools import reduce
@@ -99,14 +98,14 @@ class Hyperopt(Backtesting):
         """
         if self.trials:
             logger.info('Saving %d evaluations to \'%s\'', len(self.trials), self.trials_file)
-            pickle.dump(self.trials, open(self.trials_file, 'wb'))
+            dump(self.trials, self.trials_file)
 
     def read_trials(self) -> List:
         """
         Read hyperopt trials file
         """
         logger.info('Reading Trials from \'%s\'', self.trials_file)
-        trials = pickle.load(open(self.trials_file, 'rb'))
+        trials = load(self.trials_file)
         os.remove(self.trials_file)
         return trials
 
diff --git a/freqtrade/tests/optimize/test_hyperopt.py b/freqtrade/tests/optimize/test_hyperopt.py
index bbe16ae7a..72a102c22 100644
--- a/freqtrade/tests/optimize/test_hyperopt.py
+++ b/freqtrade/tests/optimize/test_hyperopt.py
@@ -39,7 +39,7 @@ def create_trials(mocker) -> None:
     mocker.patch('freqtrade.optimize.hyperopt.os.path.exists', return_value=False)
     mocker.patch('freqtrade.optimize.hyperopt.os.path.getsize', return_value=1)
     mocker.patch('freqtrade.optimize.hyperopt.os.remove', return_value=True)
-    mocker.patch('freqtrade.optimize.hyperopt.pickle.dump', return_value=None)
+    mocker.patch('freqtrade.optimize.hyperopt.dump', return_value=None)
 
     return [{'loss': 1, 'result': 'foo', 'params': {}}]
 
@@ -139,10 +139,9 @@ def test_no_log_if_loss_does_not_improve(init_hyperopt, caplog) -> None:
 
 def test_save_trials_saves_trials(mocker, init_hyperopt, caplog) -> None:
     trials = create_trials(mocker)
-    mock_dump = mocker.patch('freqtrade.optimize.hyperopt.pickle.dump', return_value=None)
+    mock_dump = mocker.patch('freqtrade.optimize.hyperopt.dump', return_value=None)
 
     hyperopt = _HYPEROPT
-    mocker.patch('freqtrade.optimize.hyperopt.open', return_value=hyperopt.trials_file)
     _HYPEROPT.trials = trials
 
     hyperopt.save_trials()
@@ -157,8 +156,7 @@ def test_save_trials_saves_trials(mocker, init_hyperopt, caplog) -> None:
 
 def test_read_trials_returns_trials_file(mocker, init_hyperopt, caplog) -> None:
     trials = create_trials(mocker)
-    mock_load = mocker.patch('freqtrade.optimize.hyperopt.pickle.load', return_value=trials)
-    mock_open = mocker.patch('freqtrade.optimize.hyperopt.open', return_value=mock_load)
+    mock_load = mocker.patch('freqtrade.optimize.hyperopt.load', return_value=trials)
 
     hyperopt = _HYPEROPT
     hyperopt_trial = hyperopt.read_trials()
@@ -168,7 +166,6 @@ def test_read_trials_returns_trials_file(mocker, init_hyperopt, caplog) -> None:
         caplog.record_tuples
     )
     assert hyperopt_trial == trials
-    mock_open.assert_called_once()
     mock_load.assert_called_once()