diff --git a/moulinette/core.py b/moulinette/core.py
index 409c6b61..c41b7d21 100644
--- a/moulinette/core.py
+++ b/moulinette/core.py
@@ -121,7 +121,6 @@ class Translator(object):
             self.default_locale != self.locale
             and key in self._translations.get(self.default_locale, {})
         ):
-            logger.info("untranslated key '%s' for locale '%s'", key, self.locale)
 
             try:
                 return self._translations[self.default_locale][key].format(