diff --git a/core-java-modules/core-java-os/src/test/java/com/baeldung/example/soundapi/AppTest.java b/core-java-modules/core-java-os/src/test/java/com/baeldung/example/soundapi/AppUnitTest.java
similarity index 98%
rename from core-java-modules/core-java-os/src/test/java/com/baeldung/example/soundapi/AppTest.java
rename to core-java-modules/core-java-os/src/test/java/com/baeldung/example/soundapi/AppUnitTest.java
index 77012fdf6e..38f21320e3 100644
--- a/core-java-modules/core-java-os/src/test/java/com/baeldung/example/soundapi/AppTest.java
+++ b/core-java-modules/core-java-os/src/test/java/com/baeldung/example/soundapi/AppUnitTest.java
@@ -11,7 +11,7 @@ import javax.sound.sampled.AudioFileFormat;
 import javax.sound.sampled.AudioFormat;
 import javax.sound.sampled.TargetDataLine;
 
-public class AppTest {
+public class AppUnitTest {
 
     AudioFormat af = App.buildAudioFormatInstance();
     SoundRecorder soundRecorder = new SoundRecorder();