diff --git a/yoctol_argparse/__version__.py b/yoctol_argparse/__version__.py
index 20e6dc2..818c1dd 100644
--- a/yoctol_argparse/__version__.py
+++ b/yoctol_argparse/__version__.py
@@ -1,4 +1,4 @@
 __title__ = 'yoctol-argparse'
-__version__ = '0.3.0'
+__version__ = '0.4.0'
 __description__ = 'Argument Parser created by Yoctol'
 __author__ = 'noobOriented'
diff --git a/yoctol_argparse/formatters.py b/yoctol_argparse/formatters.py
index 8f75b4c..42a4458 100644
--- a/yoctol_argparse/formatters.py
+++ b/yoctol_argparse/formatters.py
@@ -137,7 +137,7 @@ def _get_default_metavar_for_positional(self, action):
 
 def format_choices(choices):
     choice_strs = [
-        termcolor.colored(str(choice), attrs=['underline', 'dark'])
+        termcolor.colored(str(choice), color='cyan')
         for choice in choices
     ]
     return f"{{{', '.join(choice_strs)}}}"