diff --git a/settings.py b/settings.py
index f92d50f..14b17fb 100644
--- a/settings.py
+++ b/settings.py
@@ -8,6 +8,7 @@ THEME = f'{THEMES}/pelican-twitchy'
 
 SITEURL = ''
 
+DEFAULT_DATE_FORMAT = '%Y / %m / %d'
 DEFAULT_LANG = 'en'
 I18N_SUBSITES = {
 'fr': {