diff --git a/utils/test/com/cloud/utils/NumbersUtilTest.java b/utils/test/com/cloud/utils/NumbersUtilTest.java
index 711cc225089..cf829d9d899 100644
--- a/utils/test/com/cloud/utils/NumbersUtilTest.java
+++ b/utils/test/com/cloud/utils/NumbersUtilTest.java
@@ -18,12 +18,15 @@ package com.cloud.utils;
 
 import static org.junit.Assert.*;
 
+import java.util.Locale;
+
 import org.junit.Test;
 
 public class NumbersUtilTest {
 
     @Test
     public void formattingCheck() {
+        Locale.setDefault(Locale.US); // Fixed locale for the test
         long size = 1024*1024*1024;
         String formatted = NumbersUtil.toReadableSize(size);
         assertEquals("1.00 GB", formatted);