diff --git a/testing-modules/parallel-tests-junit/math-test-functions/src/test/java/com/baeldung/ArithmeticFunctionTest.java b/testing-modules/parallel-tests-junit/math-test-functions/src/test/java/com/baeldung/ArithmeticFunctionUnitTest.java
similarity index 93%
rename from testing-modules/parallel-tests-junit/math-test-functions/src/test/java/com/baeldung/ArithmeticFunctionTest.java
rename to testing-modules/parallel-tests-junit/math-test-functions/src/test/java/com/baeldung/ArithmeticFunctionUnitTest.java
index df0aa695fc..1f048b305f 100644
--- a/testing-modules/parallel-tests-junit/math-test-functions/src/test/java/com/baeldung/ArithmeticFunctionTest.java
+++ b/testing-modules/parallel-tests-junit/math-test-functions/src/test/java/com/baeldung/ArithmeticFunctionUnitTest.java
@@ -4,7 +4,7 @@ import static org.junit.Assert.assertEquals;
 
 import org.junit.Test;
 
-public class ArithmeticFunctionTest {
+public class ArithmeticFunctionUnitTest {
 
     @Test
     public void test_addingIntegers_returnsSum() {
diff --git a/testing-modules/parallel-tests-junit/math-test-functions/src/test/java/com/baeldung/ComparisonFunctionTest.java b/testing-modules/parallel-tests-junit/math-test-functions/src/test/java/com/baeldung/ComparisonFunctionUnitTest.java
similarity index 87%
rename from testing-modules/parallel-tests-junit/math-test-functions/src/test/java/com/baeldung/ComparisonFunctionTest.java
rename to testing-modules/parallel-tests-junit/math-test-functions/src/test/java/com/baeldung/ComparisonFunctionUnitTest.java
index 4f72c87279..839b6c2cf3 100644
--- a/testing-modules/parallel-tests-junit/math-test-functions/src/test/java/com/baeldung/ComparisonFunctionTest.java
+++ b/testing-modules/parallel-tests-junit/math-test-functions/src/test/java/com/baeldung/ComparisonFunctionUnitTest.java
@@ -4,7 +4,7 @@ import static org.junit.Assert.assertEquals;
 
 import org.junit.Test;
 
-public class ComparisonFunctionTest {
+public class ComparisonFunctionUnitTest {
 
     @Test
     public void test_findMax() {
diff --git a/testing-modules/parallel-tests-junit/math-test-functions/src/test/java/com/baeldung/FunctionTestSuite.java b/testing-modules/parallel-tests-junit/math-test-functions/src/test/java/com/baeldung/FunctionTestSuite.java
index 4fe551b365..d12eab5c51 100644
--- a/testing-modules/parallel-tests-junit/math-test-functions/src/test/java/com/baeldung/FunctionTestSuite.java
+++ b/testing-modules/parallel-tests-junit/math-test-functions/src/test/java/com/baeldung/FunctionTestSuite.java
@@ -5,7 +5,7 @@ import org.junit.runners.Suite;
 import org.junit.runners.Suite.SuiteClasses;
 
 @RunWith(Suite.class)
-@SuiteClasses({ ComparisonFunctionTest.class, ArithmeticFunctionTest.class })
+@SuiteClasses({ ComparisonFunctionUnitTest.class, ArithmeticFunctionUnitTest.class })
 public class FunctionTestSuite {
 
 }