diff --git a/src/widget/yearmonthinterval/yearmonthinterval.js b/src/widget/yearmonthinterval/yearmonthinterval.js
index 80abe69ac..34fb68fa4 100644
--- a/src/widget/yearmonthinterval/yearmonthinterval.js
+++ b/src/widget/yearmonthinterval/yearmonthinterval.js
@@ -10,7 +10,7 @@ BI.YearMonthInterval = BI.inherit(BI.Single, {
     props: {
         extraCls: "bi-year-month-interval",
         minDate: "1900-01-01",
-        macDate: "2099-12-31"
+        maxDate: "2099-12-31"
     },
 
     _init: function () {