diff --git a/Lib/calendar.py b/Lib/calendar.py
index 03469d8ac96..3c79540f986 100644
--- a/Lib/calendar.py
+++ b/Lib/calendar.py
@@ -737,7 +737,7 @@ def main(args=None):
     parser.add_argument(
         "year",
         nargs='?', type=int,
-        help="year number (1-9999)"
+        help="year number"
     )
     parser.add_argument(
         "month",