src/java.base/share/classes/java/lang/reflect/GenericSignatureFormatError.java

@@ -32,10 +32,11 @@
  * generic signature information for a type, method or constructor.
  *
  * @since 1.5
  */
 public class GenericSignatureFormatError extends ClassFormatError {
+    @java.io.Serial
     private static final long serialVersionUID = 6709919147137911034L;
 
     /**
      * Constructs a new {@code GenericSignatureFormatError}.
      *