src/java.base/share/classes/java/time/chrono/ChronoLocalDateImpl.java

@@ -144,10 +144,11 @@
         implements ChronoLocalDate, Temporal, TemporalAdjuster, Serializable {
 
     /**
      * Serialization version.
      */
+    @java.io.Serial
     private static final long serialVersionUID = 6282433883239719096L;
 
     /**
      * Casts the {@code Temporal} to {@code ChronoLocalDate} ensuring it bas the specified chronology.
      *