diff --git a/apps/nseq.c b/apps/nseq.c
index 5e74082cad469cd6d41a16d0b89110b8c0cd1fc2..2fdba2d6b98150bc94093a4ad5b6ca094ffcd47d 100644
--- a/apps/nseq.c
+++ b/apps/nseq.c
@@ -123,11 +123,11 @@ int MAIN(int argc, char **argv)
 
 	if (toseq) {
 		seq = NETSCAPE_CERT_SEQUENCE_new();
-		seq->certs = sk_new(NULL);
+		seq->certs = sk_X509_new(NULL);
 		while((x509 = PEM_read_bio_X509(in, NULL, NULL))) 
-					sk_push(seq->certs, (char *)x509);
+		    sk_X509_push(seq->certs,x509);
 
-		if(!sk_num(seq->certs))
+		if(!sk_X509_num(seq->certs))
 		{
 			BIO_printf (bio_err, "Error reading certs file %s\n", infile);
 			ERR_print_errors(bio_err);
@@ -144,8 +144,8 @@ int MAIN(int argc, char **argv)
 		goto end;
 	}
 
-	for(i = 0; i < sk_num(seq->certs); i++) {
-		x509 = (X509 *) sk_value(seq->certs, i);
+	for(i = 0; i < sk_X509_num(seq->certs); i++) {
+		x509 = sk_X509_value(seq->certs, i);
 		dump_cert_text(out, x509);
 		PEM_write_bio_X509(out, x509);
 	}
diff --git a/crypto/asn1/nsseq.c b/crypto/asn1/nsseq.c
index bb447d76e8d32bf43ce0708538a89adf1e1147ac..417d024b81179320390c5a42909b02c2bf4ec607 100644
--- a/crypto/asn1/nsseq.c
+++ b/crypto/asn1/nsseq.c
@@ -70,14 +70,14 @@ int i2d_NETSCAPE_CERT_SEQUENCE(NETSCAPE_CERT_SEQUENCE *a, unsigned char **pp)
 	int v = 0;
 	M_ASN1_I2D_vars(a);
 	M_ASN1_I2D_len (a->type, i2d_ASN1_OBJECT);
-	M_ASN1_I2D_len_EXP_SEQUENCE_opt(a->certs, i2d_X509, 0,
-							 V_ASN1_SEQUENCE, v);
+	M_ASN1_I2D_len_EXP_SEQUENCE_opt_type(X509,a->certs,i2d_X509,0,
+					     V_ASN1_SEQUENCE,v);
 
 	M_ASN1_I2D_seq_total();
 
 	M_ASN1_I2D_put (a->type, i2d_ASN1_OBJECT);
-	M_ASN1_I2D_put_EXP_SEQUENCE_opt(a->certs, i2d_X509, 0,
-							 V_ASN1_SEQUENCE, v);
+	M_ASN1_I2D_put_EXP_SEQUENCE_opt_type(X509,a->certs,i2d_X509,0,
+					     V_ASN1_SEQUENCE,v);
 
 	M_ASN1_I2D_finish();
 }
@@ -102,15 +102,17 @@ NETSCAPE_CERT_SEQUENCE *d2i_NETSCAPE_CERT_SEQUENCE(NETSCAPE_CERT_SEQUENCE **a,
 	M_ASN1_D2I_Init();
 	M_ASN1_D2I_start_sequence();
 	M_ASN1_D2I_get (ret->type, d2i_ASN1_OBJECT);
-	M_ASN1_D2I_get_EXP_set_opt(ret->certs, d2i_X509, X509_free, 0,
-							 V_ASN1_SEQUENCE);
-	M_ASN1_D2I_Finish(a, NETSCAPE_CERT_SEQUENCE_free, ASN1_F_D2I_NETSCAPE_CERT_SEQUENCE);
+	M_ASN1_D2I_get_EXP_set_opt_type(X509,ret->certs,d2i_X509,X509_free,0,
+					V_ASN1_SEQUENCE);
+	M_ASN1_D2I_Finish(a, NETSCAPE_CERT_SEQUENCE_free,
+			  ASN1_F_D2I_NETSCAPE_CERT_SEQUENCE);
 }
 
 void NETSCAPE_CERT_SEQUENCE_free (NETSCAPE_CERT_SEQUENCE *a)
 {
 	if (a == NULL) return;
 	ASN1_OBJECT_free(a->type);
-	if(a->certs) sk_pop_free(a->certs, X509_free);
-	Free ((char *)a);
+	if(a->certs)
+	    sk_X509_pop_free(a->certs, X509_free);
+	Free (a);
 }
diff --git a/crypto/x509/x509.h b/crypto/x509/x509.h
index 30de3950f5e19d083d5251e077337cc44927d40f..693d42113cf72a8f31a11e3b5a4270f8bcf3b3ee 100644
--- a/crypto/x509/x509.h
+++ b/crypto/x509/x509.h
@@ -331,7 +331,7 @@ typedef struct Netscape_spki_st
 typedef struct Netscape_certificate_sequence
 	{
 	ASN1_OBJECT *type;
-	STACK /* X509 */ *certs;
+	STACK_OF(X509) *certs;
 	} NETSCAPE_CERT_SEQUENCE;
 
 #ifndef HEADER_BN_H