diff --git a/src/main/java/com/sample/App3.java b/src/main/java/com/sample/App3.java
index 886ed76..99058e2 100644
--- a/src/main/java/com/sample/App3.java
+++ b/src/main/java/com/sample/App3.java
@@ -1,9 +1,5 @@
 package com.sample;
 
-/**
- * Hello world!
- *
- */
 public class App3
 {
     public static void main( String[] args )
diff --git a/src/test/java/com/sample/App3Test.java b/src/test/java/com/sample/App3Test.java
index 5b8e0c7..d965262 100644
--- a/src/test/java/com/sample/App3Test.java
+++ b/src/test/java/com/sample/App3Test.java
@@ -10,20 +10,20 @@
 @RunWith(Theories.class)
 public class App3Test {
     @DataPoint
-    public static String v1 = "hoge";
+    public static int v1 = 1;
     @DataPoint
-    public static String v2 = "fuga";
+    public static int v2 = 2;
     @DataPoint
-    public static String v3 = "piyo";
+    public static int v3 = 3;
 
     @Theory
-    public void case1(String v)
+    public void case1(int v)
     {
         System.out.println("case1: " + v);
     }
 
     @Theory
-    public void case2(String v)
+    public void case2(int v)
     {
         System.out.println("case2: " + v);
     }