diff --git a/23_Day_Event_listeners/23_day_event_listeners.md b/23_Day_Event_listeners/23_day_event_listeners.md
index 8929480..3fb4df5 100644
--- a/23_Day_Event_listeners/23_day_event_listeners.md
+++ b/23_Day_Event_listeners/23_day_event_listeners.md
@@ -32,7 +32,7 @@
 	- [Exercises](#exercises)
 		- [Exercise: Level 1](#exercise-level-1)
 
-# Day 22
+# Day 23
 
 ## DOM(Document Object Model)-Day 3