diff --git a/src/main/java/org/apache/commons/lang3/exception/ExceptionUtils.java b/src/main/java/org/apache/commons/lang3/exception/ExceptionUtils.java
index 26ffed3bd..6f320a27d 100644
--- a/src/main/java/org/apache/commons/lang3/exception/ExceptionUtils.java
+++ b/src/main/java/org/apache/commons/lang3/exception/ExceptionUtils.java
@@ -978,7 +978,7 @@ public class ExceptionUtils {
      * @param throwable
      *            The throwable to check.
      * @return True if the given Throwable is a checked exception.
-     * @since 3.13
+     * @since 3.13.0
      */
     public static boolean isChecked(final Throwable throwable) {
         return throwable != null && !(throwable instanceof Error) && !(throwable instanceof RuntimeException);
@@ -990,7 +990,7 @@ public class ExceptionUtils {
      * @param throwable
      *            The throwable to check.
      * @return True if the given Throwable is an unchecked exception.
-     * @since 3.13
+     * @since 3.13.0
      */
     public static boolean isUnchecked(final Throwable throwable) {
         return !isChecked(throwable);
diff --git a/src/test/java/org/apache/commons/lang3/exception/ExceptionUtilsTest.java b/src/test/java/org/apache/commons/lang3/exception/ExceptionUtilsTest.java
index bcb2762ee..e8a4652f0 100644
--- a/src/test/java/org/apache/commons/lang3/exception/ExceptionUtilsTest.java
+++ b/src/test/java/org/apache/commons/lang3/exception/ExceptionUtilsTest.java
@@ -123,19 +123,19 @@ public class ExceptionUtilsTest extends AbstractLangTest {
         }
     }
 
+    private ExceptionWithCause cyclicCause;
+
+
+    private Throwable jdkNoCause;
+
     private NestableException nested;
 
+    private Throwable notVisibleException;
 
     private Throwable withCause;
 
     private Throwable withoutCause;
 
-    private Throwable jdkNoCause;
-
-    private ExceptionWithCause cyclicCause;
-
-    private Throwable notVisibleException;
-
     private Throwable createExceptionWithCause() {
         try {
             try {
@@ -610,6 +610,41 @@ public class ExceptionUtilsTest extends AbstractLangTest {
         assertEquals(0, ExceptionUtils.indexOfType(withCause, Throwable.class, 0));
     }
 
+    @Test
+    public void testIsChecked_checked() {
+        assertTrue(ExceptionUtils.isChecked(new IOException()));
+    }
+
+    @Test
+    public void testIsChecked_error() {
+        assertFalse(ExceptionUtils.isChecked(new StackOverflowError()));
+    }
+
+    @Test
+    public void testIsChecked_null() {
+        assertFalse(ExceptionUtils.isChecked(null));
+    }
+
+    @Test
+    public void testIsChecked_unchecked() {
+        assertFalse(ExceptionUtils.isChecked(new IllegalArgumentException()));
+    }
+
+    @Test
+    public void testIsUnchecked_checked() {
+        assertFalse(ExceptionUtils.isUnchecked(new IOException()));
+    }
+
+    @Test
+    public void testIsUnchecked_error() {
+        assertTrue(ExceptionUtils.isUnchecked(new StackOverflowError()));
+    }
+
+    @Test
+    public void testIsUnchecked_unchecked() {
+        assertTrue(ExceptionUtils.isUnchecked(new IllegalArgumentException()));
+    }
+
     @Test
     public void testPrintRootCauseStackTrace_Throwable() {
         ExceptionUtils.printRootCauseStackTrace(null);
@@ -850,39 +885,4 @@ public class ExceptionUtilsTest extends AbstractLangTest {
         final Throwable t = assertThrows(Throwable.class, () -> ExceptionUtils.wrapAndThrow(new TestThrowable()));
         assertTrue(ExceptionUtils.hasCause(t, TestThrowable.class));
     }
-
-    @Test
-    public void testIsChecked_null() {
-        assertFalse(ExceptionUtils.isChecked(null));
-    }
-
-    @Test
-    public void testIsChecked_unchecked() {
-        assertFalse(ExceptionUtils.isChecked(new IllegalArgumentException()));
-    }
-
-    @Test
-    public void testIsChecked_checked() {
-        assertTrue(ExceptionUtils.isChecked(new IOException()));
-    }
-
-    @Test
-    public void testIsChecked_error() {
-        assertFalse(ExceptionUtils.isChecked(new StackOverflowError()));
-    }
-
-    @Test
-    public void testIsUnchecked_unchecked() {
-        assertTrue(ExceptionUtils.isUnchecked(new IllegalArgumentException()));
-    }
-
-    @Test
-    public void testIsUnchecked_checked() {
-        assertFalse(ExceptionUtils.isUnchecked(new IOException()));
-    }
-
-    @Test
-    public void testIsUnchecked_error() {
-        assertTrue(ExceptionUtils.isUnchecked(new StackOverflowError()));
-    }
 }