src/java.base/share/classes/javax/crypto/interfaces/PBEKey.java

@@ -40,10 +40,11 @@
 
     /**
      * The class fingerprint that is set to indicate serialization
      * compatibility since J2SE 1.4.
      */
+    @SuppressWarnings("serial") // serialVersionUID in an interface is ineffectual
     static final long serialVersionUID = -1430015993304333921L;
 
     /**
      * Returns the password.
      *