diff --git a/dateparser/conf.py b/dateparser/conf.py
index 53b8a192d..3a7c41f89 100644
--- a/dateparser/conf.py
+++ b/dateparser/conf.py
@@ -46,7 +46,7 @@ def get_key(cls, settings=None):
             return 'default'
 
         keys = sorted(['%s-%s' % (key, str(settings[key])) for key in settings])
-        return hashlib.md5(''.join(keys).encode('utf-8'), usedforsecurity=False).hexdigest()
+        return hashlib.md5(''.join(keys).encode('utf-8')).hexdigest()
 
     @classmethod
     def _get_settings_from_pyfile(cls):