diff --git a/calsocial/calendar_system/gregorian.py b/calsocial/calendar_system/gregorian.py
index 8eac2c9..e857652 100644
--- a/calsocial/calendar_system/gregorian.py
+++ b/calsocial/calendar_system/gregorian.py
@@ -1,5 +1,5 @@
 from datetime import datetime, timedelta
-from flask_babel import lazy_gettext as _
+from flask_babelex import lazy_gettext as _
 
 from . import CalendarSystem