diff --git a/libcron/externals/date b/libcron/externals/date
index e7e1482..cac99da 160000
--- a/libcron/externals/date
+++ b/libcron/externals/date
@@ -1 +1 @@
-Subproject commit e7e1482087f58913b80a20b04d5c58d9d6d90155
+Subproject commit cac99da8dc88be719a728dc1b597b0ac307c1800
diff --git a/libcron/src/CronSchedule.cpp b/libcron/src/CronSchedule.cpp
index 5da19d6..af00b3b 100644
--- a/libcron/src/CronSchedule.cpp
+++ b/libcron/src/CronSchedule.cpp
@@ -46,7 +46,7 @@ namespace libcron
                 //Add days until the current weekday is one of the allowed weekdays
                 year_month_weekday ymw = date::floor<days>(curr);
 
-                if (data.get_day_of_week().find(static_cast<DayOfWeek>(unsigned(ymw.weekday()))) ==
+                if (data.get_day_of_week().find(static_cast<DayOfWeek>(ymw.weekday().c_encoding())) ==
                     data.get_day_of_week().end())
                 {
                     sys_days s = ymd;