diff --git a/build.gradle.kts b/build.gradle.kts
index f591740..1046368 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -30,7 +30,7 @@ java {
 }
 
 application {
-  mainClass.set("h07.Main")
+  mainClass.set("h07.experiment.RoadTrip")
 }
 
 tasks {
diff --git a/src/main/java/h07/Main.java b/src/main/java/h07/Main.java
deleted file mode 100644
index 2d65760..0000000
--- a/src/main/java/h07/Main.java
+++ /dev/null
@@ -1,7 +0,0 @@
-package h07;
-
-public class Main {
-  public static void main(String[] args) {
-    System.out.println("Hello World!");
-  }
-}