src/java.base/share/classes/java/net/NetPermission.java

@@ -173,10 +173,11 @@
  * @author Roland Schemers
  * @since 1.2
  */
 
 public final class NetPermission extends BasicPermission {
+    @java.io.Serial
     private static final long serialVersionUID = -8343910153355041693L;
 
     /**
      * Creates a new NetPermission with the specified name.
      * The name is the symbolic name of the NetPermission, such as