diff --git a/docs/topics/tour/kotlin-tour-functions.md b/docs/topics/tour/kotlin-tour-functions.md
index 89f74e2947f..faf60ce69f1 100644
--- a/docs/topics/tour/kotlin-tour-functions.md
+++ b/docs/topics/tour/kotlin-tour-functions.md
@@ -71,7 +71,7 @@ you can write the parameters in any order.
 {type="tip"}
 
 ```kotlin
-fun printMessageWithPrefix(message: String, prefix: String = "Info") {
+fun printMessageWithPrefix(message: String, prefix: String) {
     println("[$prefix] $message")
 }