diff --git a/04_Day_Conditionals/04_day_conditionals.md b/04_Day_Conditionals/04_day_conditionals.md
index 0100844..3a931ce 100644
--- a/04_Day_Conditionals/04_day_conditionals.md
+++ b/04_Day_Conditionals/04_day_conditionals.md
@@ -101,7 +101,7 @@ if (num > 0) {
 }
 //  3 is a positive number
 
-num = -3
+let num = -3
 if (num > 0) {
   console.log(`${num} is a positive number`)
 } else {