diff --git a/core-java-modules/core-java-date-operations/src/test/java/com/baeldung/timezone/ModifyDefaultTimezoneUnitTest.java b/core-java-modules/core-java-date-operations/src/test/java/com/baeldung/jvmtimezone/ModifyDefaultTimezoneUnitTest.java
similarity index 79%
rename from core-java-modules/core-java-date-operations/src/test/java/com/baeldung/timezone/ModifyDefaultTimezoneUnitTest.java
rename to core-java-modules/core-java-date-operations/src/test/java/com/baeldung/jvmtimezone/ModifyDefaultTimezoneUnitTest.java
index 05d36d2c6c..7a266b46c3 100644
--- a/core-java-modules/core-java-date-operations/src/test/java/com/baeldung/timezone/ModifyDefaultTimezoneUnitTest.java
+++ b/core-java-modules/core-java-date-operations/src/test/java/com/baeldung/jvmtimezone/ModifyDefaultTimezoneUnitTest.java
@@ -1,9 +1,8 @@
-package com.baeldung.timezone;
+package com.baeldung.jvmtimezone;
 
 import org.junit.Test;
 
 import java.util.Calendar;
-import java.util.Date;
 import java.util.TimeZone;
 
 import static org.junit.Assert.assertEquals;
@@ -13,9 +12,7 @@ public class ModifyDefaultTimezoneUnitTest {
     @Test
     public void givenDefaultTimezoneSet_thenDateTimezoneIsCorrect() {
         TimeZone.setDefault(TimeZone.getTimeZone("Portugal"));
-        Date date = new Date();
         Calendar calendar = Calendar.getInstance();
-        calendar.setTime(date);
         assertEquals(calendar.getTimeZone(), TimeZone.getTimeZone("Portugal"));
     }
 
diff --git a/core-java-modules/core-java-date-operations/src/test/java/com/baeldung/timezone/ModifyTimezonePropertyUnitTest.java b/core-java-modules/core-java-date-operations/src/test/java/com/baeldung/jvmtimezone/ModifyTimezonePropertyUnitTest.java
similarity index 79%
rename from core-java-modules/core-java-date-operations/src/test/java/com/baeldung/timezone/ModifyTimezonePropertyUnitTest.java
rename to core-java-modules/core-java-date-operations/src/test/java/com/baeldung/jvmtimezone/ModifyTimezonePropertyUnitTest.java
index 8f65f520f8..ec0d183e78 100644
--- a/core-java-modules/core-java-date-operations/src/test/java/com/baeldung/timezone/ModifyTimezonePropertyUnitTest.java
+++ b/core-java-modules/core-java-date-operations/src/test/java/com/baeldung/jvmtimezone/ModifyTimezonePropertyUnitTest.java
@@ -1,4 +1,4 @@
-package com.baeldung.timezone;
+package com.baeldung.jvmtimezone;
 
 import org.junit.After;
 import org.junit.Before;
@@ -14,7 +14,7 @@ public class ModifyTimezonePropertyUnitTest {
 
     @Before
     public void setup() {
-        System.setProperty("user.timezone", "IST");
+        System.setProperty("user.timezone", "Asia/Kolkata");
         TimeZone.setDefault(null);
     }
 
@@ -25,10 +25,8 @@ public class ModifyTimezonePropertyUnitTest {
 
     @Test
     public void givenTimezonePropertySet_thenDateTimezoneIsCorrect() {
-        Date date = new Date();
         Calendar calendar = Calendar.getInstance();
-        calendar.setTime(date);
-        assertEquals(calendar.getTimeZone(), TimeZone.getTimeZone("IST"));
+        assertEquals(calendar.getTimeZone(), TimeZone.getTimeZone("Asia/Kolkata"));
     }
 
 }
\ No newline at end of file