src/java.base/share/classes/java/lang/LayerInstantiationException.java

*** 31,40 ****
--- 31,41 ----
   * @see ModuleLayer
   * @since 9
   * @spec JPMS
   */
  public class LayerInstantiationException extends RuntimeException {
+     @java.io.Serial
      private static final long serialVersionUID = -906239691613568347L;
  
      /**
       * Constructs a {@code LayerInstantiationException} with no detail message.
       */