diff --git a/09-go-type-system/03-predeclared-types/main.go b/09-go-type-system/03-predeclared-types/main.go
index 105a4b9..7ac6cd1 100644
--- a/09-go-type-system/03-predeclared-types/main.go
+++ b/09-go-type-system/03-predeclared-types/main.go
@@ -56,5 +56,4 @@ func main() {
 
 	fmt.Println("hello  :", len("hello")+8, "bytes")
 	fmt.Println("hi     :", len("hi")+8, "bytes")
-	fmt.Println("hi     :", len("hi")+8, "bytes")
 }