diff -up jss-4.2.6/mozilla/security/jss/org/mozilla/jss/pkcs11/PK11KeyWrapper.c.cfu jss-4.2.6/mozilla/security/jss/org/mozilla/jss/pkcs11/PK11KeyWrapper.c
--- jss-4.2.6/mozilla/security/jss/org/mozilla/jss/pkcs11/PK11KeyWrapper.c.cfu	2016-04-28 16:50:06.000000000 -0700
+++ jss-4.2.6/mozilla/security/jss/org/mozilla/jss/pkcs11/PK11KeyWrapper.c	2016-04-28 16:50:00.000000000 -0700
@@ -434,7 +434,7 @@ Java_org_mozilla_jss_pkcs11_PK11KeyWrapp
         isSensitive = PR_FALSE;
         isExtractable = PR_FALSE;
     } else if ( isLunasa) {
-        isSensitive = PR_FALSE;
+        isSensitive = PR_TRUE;
         isExtractable = PR_TRUE;
     }