diff --git a/src/java.compiler/share/classes/javax/annotation/processing/FilerException.java b/src/java.compiler/share/classes/javax/annotation/processing/FilerException.java
index 26ee999e5335a..1561cf05a59df 100644
--- a/src/java.compiler/share/classes/javax/annotation/processing/FilerException.java
+++ b/src/java.compiler/share/classes/javax/annotation/processing/FilerException.java
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2005, 2022, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2005, 2025, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -26,6 +26,7 @@
 package javax.annotation.processing;
 
 import java.io.IOException;
+import java.io.Serial;
 
 /**
  * Indicates a {@link Filer} detected an attempt to open a file that
@@ -38,7 +39,10 @@
  * @since 1.6
  */
 public class FilerException extends IOException {
-    static final long serialVersionUID = 8426423106453163293L;
+
+    @Serial
+    private static final long serialVersionUID = 8426423106453163293L;
+
     /**
      * Constructs an exception with the specified detail message.
      * @param s the detail message, which should include the name of
diff --git a/src/java.compiler/share/classes/javax/lang/model/UnknownEntityException.java b/src/java.compiler/share/classes/javax/lang/model/UnknownEntityException.java
index 2ca3a1d988c76..6bbf114c327c9 100644
--- a/src/java.compiler/share/classes/javax/lang/model/UnknownEntityException.java
+++ b/src/java.compiler/share/classes/javax/lang/model/UnknownEntityException.java
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2009, 2022, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2009, 2025, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -25,6 +25,8 @@
 
 package javax.lang.model;
 
+import java.io.Serial;
+
 /**
  * Superclass of exceptions which indicate that an unknown kind of
  * entity was encountered.  This situation can occur if the language
@@ -39,6 +41,7 @@
  */
 public class UnknownEntityException extends RuntimeException {
 
+    @Serial
     private static final long serialVersionUID = 269L;
 
     /**
diff --git a/src/java.compiler/share/classes/javax/lang/model/element/UnknownAnnotationValueException.java b/src/java.compiler/share/classes/javax/lang/model/element/UnknownAnnotationValueException.java
index 869235d88d3d0..6f672d014fb6d 100644
--- a/src/java.compiler/share/classes/javax/lang/model/element/UnknownAnnotationValueException.java
+++ b/src/java.compiler/share/classes/javax/lang/model/element/UnknownAnnotationValueException.java
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2005, 2022, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2005, 2025, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -25,6 +25,8 @@
 
 package javax.lang.model.element;
 
+import java.io.Serial;
+
 import javax.lang.model.UnknownEntityException;
 
 /**
@@ -40,6 +42,7 @@
  */
 public class UnknownAnnotationValueException extends UnknownEntityException {
 
+    @Serial
     private static final long serialVersionUID = 269L;
 
     private transient AnnotationValue av;
diff --git a/src/java.compiler/share/classes/javax/lang/model/element/UnknownDirectiveException.java b/src/java.compiler/share/classes/javax/lang/model/element/UnknownDirectiveException.java
index 7139573824af6..4cec97d79f26d 100644
--- a/src/java.compiler/share/classes/javax/lang/model/element/UnknownDirectiveException.java
+++ b/src/java.compiler/share/classes/javax/lang/model/element/UnknownDirectiveException.java
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2005, 2022, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2005, 2025, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -25,6 +25,8 @@
 
 package javax.lang.model.element;
 
+import java.io.Serial;
+
 import javax.lang.model.UnknownEntityException;
 
 /**
@@ -39,6 +41,7 @@
  */
 public class UnknownDirectiveException extends UnknownEntityException {
 
+    @Serial
     private static final long serialVersionUID = 269L;
 
     private final transient ModuleElement.Directive directive;
diff --git a/src/java.compiler/share/classes/javax/lang/model/element/UnknownElementException.java b/src/java.compiler/share/classes/javax/lang/model/element/UnknownElementException.java
index bb1f1d495b695..723724cd4a328 100644
--- a/src/java.compiler/share/classes/javax/lang/model/element/UnknownElementException.java
+++ b/src/java.compiler/share/classes/javax/lang/model/element/UnknownElementException.java
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2005, 2022, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2005, 2025, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -25,6 +25,8 @@
 
 package javax.lang.model.element;
 
+import java.io.Serial;
+
 import javax.lang.model.UnknownEntityException;
 
 /**
@@ -39,6 +41,7 @@
  */
 public class UnknownElementException extends UnknownEntityException {
 
+    @Serial
     private static final long serialVersionUID = 269L;
 
     private transient Element element;
diff --git a/src/java.compiler/share/classes/javax/lang/model/type/MirroredTypeException.java b/src/java.compiler/share/classes/javax/lang/model/type/MirroredTypeException.java
index 61117bc2cc6d0..dcf336d305b27 100644
--- a/src/java.compiler/share/classes/javax/lang/model/type/MirroredTypeException.java
+++ b/src/java.compiler/share/classes/javax/lang/model/type/MirroredTypeException.java
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2005, 2022, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2005, 2025, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -25,10 +25,11 @@
 
 package javax.lang.model.type;
 
-import java.io.ObjectInputStream;
 import java.io.IOException;
-import javax.lang.model.element.Element;
+import java.io.ObjectInputStream;
+import java.io.Serial;
 
+import javax.lang.model.element.Element;
 
 /**
  * Thrown when an application attempts to access the {@link Class} object
@@ -40,7 +41,8 @@
  */
 public class MirroredTypeException extends MirroredTypesException {
 
-    private static final long serialVersionUID = 269;
+    @Serial
+    private static final long serialVersionUID = 269L;
 
     private transient TypeMirror type;          // cannot be serialized
 
@@ -72,6 +74,7 @@ public TypeMirror getTypeMirror() {
      * deserialization
      * @throws IOException for an IO problem during deserialization
      */
+    @Serial
     private void readObject(ObjectInputStream s)
         throws IOException, ClassNotFoundException {
         s.defaultReadObject();
diff --git a/src/java.compiler/share/classes/javax/lang/model/type/MirroredTypesException.java b/src/java.compiler/share/classes/javax/lang/model/type/MirroredTypesException.java
index 9fa3c5e8c3c01..b89654a453cb8 100644
--- a/src/java.compiler/share/classes/javax/lang/model/type/MirroredTypesException.java
+++ b/src/java.compiler/share/classes/javax/lang/model/type/MirroredTypesException.java
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2005, 2022, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2005, 2025, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -25,13 +25,14 @@
 
 package javax.lang.model.type;
 
+import java.io.IOException;
+import java.io.ObjectInputStream;
+import java.io.Serial;
 import java.util.ArrayList;
-import java.util.List;
 import java.util.Collections;
-import java.io.ObjectInputStream;
-import java.io.IOException;
-import javax.lang.model.element.Element;
+import java.util.List;
 
+import javax.lang.model.element.Element;
 
 /**
  * Thrown when an application attempts to access a sequence of {@link
@@ -43,7 +44,8 @@
  */
 public class MirroredTypesException extends RuntimeException {
 
-    private static final long serialVersionUID = 269;
+    @Serial
+    private static final long serialVersionUID = 269L;
 
     transient List<? extends TypeMirror> types; // cannot be serialized
 
@@ -87,6 +89,7 @@ public List<? extends TypeMirror> getTypeMirrors() {
      * deserialization
      * @throws IOException for an IO problem during deserialization
      */
+    @Serial
     private void readObject(ObjectInputStream s)
         throws IOException, ClassNotFoundException {
         s.defaultReadObject();
diff --git a/src/java.compiler/share/classes/javax/lang/model/type/UnknownTypeException.java b/src/java.compiler/share/classes/javax/lang/model/type/UnknownTypeException.java
index dac3fecf86c2b..9127e2a4efe87 100644
--- a/src/java.compiler/share/classes/javax/lang/model/type/UnknownTypeException.java
+++ b/src/java.compiler/share/classes/javax/lang/model/type/UnknownTypeException.java
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2005, 2022, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2005, 2025, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -25,6 +25,8 @@
 
 package javax.lang.model.type;
 
+import java.io.Serial;
+
 import javax.lang.model.UnknownEntityException;
 
 /**
@@ -39,6 +41,7 @@
  */
 public class UnknownTypeException extends UnknownEntityException {
 
+    @Serial
     private static final long serialVersionUID = 269L;
 
     private transient TypeMirror type;