diff --git a/core-kotlin/src/test/java/com/baeldung/kotlin/StringUtilTest.java b/core-kotlin/src/test/java/com/baeldung/kotlin/StringUtilUnitTest.java
similarity index 94%
rename from core-kotlin/src/test/java/com/baeldung/kotlin/StringUtilTest.java
rename to core-kotlin/src/test/java/com/baeldung/kotlin/StringUtilUnitTest.java
index 3f109b78a2..c7ef18b879 100644
--- a/core-kotlin/src/test/java/com/baeldung/kotlin/StringUtilTest.java
+++ b/core-kotlin/src/test/java/com/baeldung/kotlin/StringUtilUnitTest.java
@@ -7,7 +7,7 @@ import org.junit.Test;
 import static com.baeldung.kotlin.Strings.*;
 
 
-public class StringUtilTest {
+public class StringUtilUnitTest {
 
     @Test
     public void shouldEscapeXmlTagsInString() {