--- a/src/java.base/share/classes/sun/security/x509/X509Key.java	Wed Oct 09 17:38:58 2019 +0100
+++ b/src/java.base/share/classes/sun/security/x509/X509Key.java	Wed Oct 09 09:57:41 2019 -0700
@@ -84,7 +84,7 @@
     private int unusedBits = 0;
 
     /* BitArray form of key */
-    private BitArray bitStringKey = null;
+    private transient BitArray bitStringKey = null;
 
     /* The encoding for the key. */
     protected byte[] encodedKey;