diff --git a/mlair/data_handler/default_data_handler.py b/mlair/data_handler/default_data_handler.py
index 73b6b53d3be657d5b14796e26c38ac1364d51112..f70f454b2cc2cd9113565c4403969d08fa47072a 100644
--- a/mlair/data_handler/default_data_handler.py
+++ b/mlair/data_handler/default_data_handler.py
@@ -80,7 +80,7 @@ class DefaultDataHandler(AbstractDataHandler):
     def _cleanup(self):
         directory = os.path.dirname(self._save_file)
         if os.path.exists(directory) is False:
-            os.makedirs(directory)
+            os.makedirs(directory, exist_ok=True)
         if os.path.exists(self._save_file):
             shutil.rmtree(self._save_file, ignore_errors=True)