diff --git a/calendarweek/django.py b/calendarweek/django.py
index 4a5bfe2cd97497331f265c474d6f10fe356d005e..fe962d5bd89a5adc9a186300eda291a02487c99e 100644
--- a/calendarweek/django.py
+++ b/calendarweek/django.py
@@ -14,7 +14,7 @@ def i18n_day_names(loc: Optional[str] = None) -> Tuple[str]:
     """ Return a tuple of day names for the current locale. """
 
     if loc is None:
-        loc = to_locale(get_language()) + "." + DEFAULT_LOCALE_ENCODING
+        loc = to_locale(get_language())
 
     try:
         return CalendarWeek.day_names(loc)
@@ -26,7 +26,7 @@ def i18n_day_abbrs(loc: Optional[str] = None) -> Tuple[str]:
     """ Return a tuple of day name abbreviations for the current locale. """
 
     if loc is None:
-        loc = to_locale(get_language()) + "." + DEFAULT_LOCALE_ENCODING
+        loc = to_locale(get_language())
 
     try:
         return CalendarWeek.day_abbrs(loc)
@@ -38,7 +38,7 @@ def i18n_month_names(loc: Optional[str] = None) -> Tuple[str]:
     """ Return a tuple of month names for the current locale. """
 
     if loc is None:
-        loc = to_locale(get_language()) + "." + DEFAULT_LOCALE_ENCODING
+        loc = to_locale(get_language())
 
     try:
         return CalendarWeek.month_names(loc)
@@ -50,7 +50,7 @@ def i18n_month_abbrs(loc: Optional[str] = None) -> Tuple[str]:
     """ Return a tuple of month name abbreviations for the current locale. """
 
     if loc is None:
-        loc = to_locale(get_language()) + "." + DEFAULT_LOCALE_ENCODING
+        loc = to_locale(get_language())
 
     try:
         return CalendarWeek.month_abbrs(loc)