diff --git a/spring-aop/src/main/java/com/baeldung/aspectj/classmethodadvice/MyTracedService.java b/spring-aop/src/main/java/com/baeldung/aspectj/classmethodadvice/MyTracedService.java
index c6e0686211..7c6934e67e 100644
--- a/spring-aop/src/main/java/com/baeldung/aspectj/classmethodadvice/MyTracedService.java
+++ b/spring-aop/src/main/java/com/baeldung/aspectj/classmethodadvice/MyTracedService.java
@@ -7,13 +7,13 @@ import org.springframework.stereotype.Component;
 @Trace
 @Component
 public class MyTracedService {
-  private static final Log LOG = LogFactory.getLog(MyTracedService.class);
+    private static final Log LOG = LogFactory.getLog(MyTracedService.class);
 
-  public void performSomeLogic() {
-    LOG.info("Inside performSomeLogic...");
-  }
+    public void performSomeLogic() {
+        LOG.info("Inside performSomeLogic...");
+    }
 
-  public void performSomeAdditionalLogic() {
-    LOG.info("Inside performSomeAdditionalLogic...");
-  }
+    public void performSomeAdditionalLogic() {
+        LOG.info("Inside performSomeAdditionalLogic...");
+    }
 }
diff --git a/spring-aop/src/main/java/com/baeldung/aspectj/classmethodadvice/MyTracedServiceConsumer.java b/spring-aop/src/main/java/com/baeldung/aspectj/classmethodadvice/MyTracedServiceConsumer.java
index fc7381dcea..1d5a017230 100644
--- a/spring-aop/src/main/java/com/baeldung/aspectj/classmethodadvice/MyTracedServiceConsumer.java
+++ b/spring-aop/src/main/java/com/baeldung/aspectj/classmethodadvice/MyTracedServiceConsumer.java
@@ -5,8 +5,8 @@ import org.springframework.stereotype.Component;
 @Component
 public class MyTracedServiceConsumer {
 
-  public MyTracedServiceConsumer(MyTracedService myTracedService) {
-    myTracedService.performSomeLogic();
-    myTracedService.performSomeAdditionalLogic();
-  }
+    public MyTracedServiceConsumer(MyTracedService myTracedService) {
+        myTracedService.performSomeLogic();
+        myTracedService.performSomeAdditionalLogic();
+    }
 }
diff --git a/spring-aop/src/test/java/com/baeldung/aspectj/classmethodadvice/MyTracedServiceConsumerUnitTest.java b/spring-aop/src/test/java/com/baeldung/aspectj/classmethodadvice/MyTracedServiceConsumerUnitTest.java
index 1590f41b28..605ffc62c6 100644
--- a/spring-aop/src/test/java/com/baeldung/aspectj/classmethodadvice/MyTracedServiceConsumerUnitTest.java
+++ b/spring-aop/src/test/java/com/baeldung/aspectj/classmethodadvice/MyTracedServiceConsumerUnitTest.java
@@ -11,20 +11,22 @@ import static org.mockito.Mockito.verify;
 
 public class MyTracedServiceConsumerUnitTest {
 
-  @Rule
-  public MockitoRule mockitoRule = MockitoJUnit.rule();
+    @Rule
+    public MockitoRule mockitoRule = MockitoJUnit.rule();
 
-  @Spy
-  private MyTracedService myTracedService;
+    @Spy
+    private MyTracedService myTracedService;
 
-  @Test
-  public void whenCallingConsumer_thenServiceIsCalled() {
-    doNothing().when(myTracedService).performSomeLogic();
-    doNothing().when(myTracedService).performSomeAdditionalLogic();
+    @Test
+    public void whenCallingConsumer_thenServiceIsCalled() {
+        doNothing().when(myTracedService)
+            .performSomeLogic();
+        doNothing().when(myTracedService)
+            .performSomeAdditionalLogic();
 
-    new MyTracedServiceConsumer(myTracedService);
+        new MyTracedServiceConsumer(myTracedService);
 
-    verify(myTracedService).performSomeLogic();
-    verify(myTracedService).performSomeAdditionalLogic();
-  }
+        verify(myTracedService).performSomeLogic();
+        verify(myTracedService).performSomeAdditionalLogic();
+    }
 }
\ No newline at end of file
diff --git a/spring-aop/src/test/java/com/baeldung/aspectj/classmethodadvice/MyTracedServiceUnitTest.java b/spring-aop/src/test/java/com/baeldung/aspectj/classmethodadvice/MyTracedServiceUnitTest.java
index 09e36a177b..a5c3280d9e 100644
--- a/spring-aop/src/test/java/com/baeldung/aspectj/classmethodadvice/MyTracedServiceUnitTest.java
+++ b/spring-aop/src/test/java/com/baeldung/aspectj/classmethodadvice/MyTracedServiceUnitTest.java
@@ -13,28 +13,28 @@ import static org.junit.Assert.assertTrue;
  */
 public class MyTracedServiceUnitTest {
 
-  @Rule
-  public OutputCaptureRule outputCaptureRule = new OutputCaptureRule();
+    @Rule
+    public OutputCaptureRule outputCaptureRule = new OutputCaptureRule();
 
-  @Test
-  public void whenPerformingSomeLogic_thenTraceAndInfoOutputIsWritten() {
-    MyTracedService myTracedService = new MyTracedService();
-    myTracedService.performSomeLogic();
+    @Test
+    public void whenPerformingSomeLogic_thenTraceAndInfoOutputIsWritten() {
+        MyTracedService myTracedService = new MyTracedService();
+        myTracedService.performSomeLogic();
 
-    String output = outputCaptureRule.getOut();
-    assertTrue(output.contains("TracingAspect - Entering MyTracedService.performSomeLogic"));
-    assertTrue(output.contains("MyTracedService - Inside performSomeLogic"));
-    assertTrue(output.contains("TracingAspect - Exiting MyTracedService.performSomeLogic"));
-  }
+        String output = outputCaptureRule.getOut();
+        assertTrue(output.contains("TracingAspect - Entering MyTracedService.performSomeLogic"));
+        assertTrue(output.contains("MyTracedService - Inside performSomeLogic"));
+        assertTrue(output.contains("TracingAspect - Exiting MyTracedService.performSomeLogic"));
+    }
 
-  @Test
-  public void whenPerformingSomeAdditionalLogic_thenTraceAndInfoOutputIsWritten() {
-    MyTracedService myTracedService = new MyTracedService();
-    myTracedService.performSomeAdditionalLogic();
+    @Test
+    public void whenPerformingSomeAdditionalLogic_thenTraceAndInfoOutputIsWritten() {
+        MyTracedService myTracedService = new MyTracedService();
+        myTracedService.performSomeAdditionalLogic();
 
-    String output = outputCaptureRule.getOut();
-    assertTrue(output.contains("TracingAspect - Entering MyTracedService.performSomeAdditionalLogic"));
-    assertTrue(output.contains("MyTracedService - Inside performSomeAdditionalLogic"));
-    assertTrue(output.contains("TracingAspect - Exiting MyTracedService.performSomeAdditionalLogic"));
-  }
+        String output = outputCaptureRule.getOut();
+        assertTrue(output.contains("TracingAspect - Entering MyTracedService.performSomeAdditionalLogic"));
+        assertTrue(output.contains("MyTracedService - Inside performSomeAdditionalLogic"));
+        assertTrue(output.contains("TracingAspect - Exiting MyTracedService.performSomeAdditionalLogic"));
+    }
 }
\ No newline at end of file