diff --git a/config/binary_sensors/calendar.yaml b/config/binary_sensors/calendar.yaml
index 13ef58a..ac1de5a 100755
--- a/config/binary_sensors/calendar.yaml
+++ b/config/binary_sensors/calendar.yaml
@@ -43,5 +43,8 @@
   after: '17:00'
   before: '21:00'
 
-
+- platform: tod
+  name: Overnight
+  after: '18:00'
+  before: '06:00'
   
\ No newline at end of file