Index: libopensc/pkcs15.c
===================================================================
--- libopensc/pkcs15.c	(revision 5078)
+++ libopensc/pkcs15.c	(working copy)
@@ -42,8 +42,8 @@
 	{ "algorithmPKCS#11",	SC_ASN1_INTEGER,	SC_ASN1_TAG_INTEGER,	0, NULL, NULL },
 	{ "parameters",		SC_ASN1_NULL,		SC_ASN1_TAG_NULL,	0, NULL, NULL },
 	{ "supportedOperations",SC_ASN1_BIT_FIELD,	SC_ASN1_TAG_BIT_STRING,	0, NULL, NULL },
-	{ "objId",		SC_ASN1_OBJECT,		SC_ASN1_TAG_OBJECT,	0, NULL, NULL },
-	{ "algRef",		SC_ASN1_INTEGER,	SC_ASN1_TAG_INTEGER,	0, NULL, NULL },
+	{ "objId",		SC_ASN1_OBJECT,		SC_ASN1_TAG_OBJECT,	SC_ASN1_OPTIONAL, NULL, NULL },
+	{ "algRef",		SC_ASN1_INTEGER,	SC_ASN1_TAG_INTEGER,	SC_ASN1_OPTIONAL, NULL, NULL },
 	{ NULL, 0, 0, 0, NULL, NULL }
 };