diff --git a/skeletons/PrintableString.c b/skeletons/PrintableString.c
index 5e0e4b7..10a3edd 100644
--- a/skeletons/PrintableString.c
+++ b/skeletons/PrintableString.c
@@ -47,9 +47,7 @@
 	asn_DEF_PrintableString_v2c,
 	asn_DEF_PrintableString_c2v
 };
-asn_TYPE_descriptor_t asn_DEF_PrintableString = {
-	"PrintableString",
-	"PrintableString",
+asn_TYPE_operation_t asn_OP_PrintableString = {
 	OCTET_STRING_free,
 	OCTET_STRING_print_utf8,	/* ASCII subset */
 	OCTET_STRING_compare,
@@ -72,7 +70,13 @@
 	OCTET_STRING_decode_uper,
 	OCTET_STRING_encode_uper,
 #endif	/* ASN_DISABLE_PER_SUPPORT */
-	0, /* Use generic outmost tag fetcher */
+	0	/* Use generic outmost tag fetcher */
+};
+asn_TYPE_descriptor_t asn_DEF_PrintableString = {
+	"PrintableString",
+	"PrintableString",
+	&asn_OP_PrintableString,
+	PrintableString_constraint,
 	asn_DEF_PrintableString_tags,
 	sizeof(asn_DEF_PrintableString_tags)
 	  / sizeof(asn_DEF_PrintableString_tags[0]) - 1,