diff --git a/calendar/workdays-off.json b/calendar/workdays-off.json
index 983e441..106b4d4 100644
--- a/calendar/workdays-off.json
+++ b/calendar/workdays-off.json
@@ -59,4 +59,19 @@
    "2019-12-25",
    "2019-12-30",
    "2019-12-31"
+   "2020-01-01"
+   "2020-01-06"
+   "2020-01-07"
+   "2020-03-09"
+   "2020-04-20"
+   "2020-05-01"
+   "2020-05-09"
+   "2020-05-11"
+   "2020-06-08"
+   "2020-06-29"
+   "2020-08-24"
+   "2020-10-14"
+   "2020-12-25"
+   "2020-12-30"
+   "2020-12-31"
 ]