diff --git a/06_repetitions/for.v b/06_repetitions/for.v
index fed3558..db85909 100644
--- a/06_repetitions/for.v
+++ b/06_repetitions/for.v
@@ -15,4 +15,18 @@ pub fn main() {
 	for i, name in names {
 		println("${i} - ${name}")
 	}
+
+	// ==================================== //
+
+	mut numbers2 := [1,2,3,4,5]
+
+	for mut num in numbers2 {
+		num++
+	}
+
+	println(numbers2)
+
+	// ==================================== //
+
+	
 }
\ No newline at end of file