diff --git a/mylib/config.py b/mylib/config.py
index dbadc31..688c007 100644
--- a/mylib/config.py
+++ b/mylib/config.py
@@ -43,6 +43,7 @@ class BaseOption:  # pylint: disable=too-many-instance-attributes
         self.arg = arg
         self.short_arg = short_arg
         self.arg_help = arg_help if arg_help else comment
+        self._set = False
 
     @property
     def _isset_in_options(self):
@@ -93,7 +94,7 @@ class BaseOption:  # pylint: disable=too-many-instance-attributes
 
     def get(self):
         """ Get option value from options, config or default """
-        if self._isset_in_options:
+        if self._isset_in_options and not self._set:
             return self._from_options
         if self._isset_in_config_file:
             return self._from_config
@@ -118,8 +119,7 @@ class BaseOption:  # pylint: disable=too-many-instance-attributes
                 self.section.name, self.name, self.to_config(value)
             )
 
-        if self.config.options and not self.no_arg:
-            setattr(self.config.options, self.parser_dest, value)
+        self._set = True
 
     @property
     def parser_action(self):