diff --git a/java/src/main/java/v/o/i/d/array/ArrayToString.java b/java/src/main/java/v/o/i/d/array/ArrayToString.java
index 8315580..1ed01e6 100644
--- a/java/src/main/java/v/o/i/d/array/ArrayToString.java
+++ b/java/src/main/java/v/o/i/d/array/ArrayToString.java
@@ -5,7 +5,8 @@
 public class ArrayToString {
 
 	public static void main(String[] args) {
-		int[] groupId = new int[0];
+		int[] groupId = new int[1];
+		groupId[0] = 1;
 		System.out.println("Group not found: " + groupId);
 		System.out.println("Group not found: " + Arrays.toString(groupId));
 	}