diff --git a/skeletons/PrintableString.h b/skeletons/PrintableString.h
index 2ece440..19a6bbb 100644
--- a/skeletons/PrintableString.h
+++ b/skeletons/PrintableString.h
@@ -17,6 +17,15 @@
 
 asn_constr_check_f PrintableString_constraint;
 
+#define PrintableString_free           OCTET_STRING_free
+#define PrintableString_print          OCTET_STRING_print_utf8
+#define PrintableString_decode_ber     OCTET_STRING_decode_ber
+#define PrintableString_encode_der     OCTET_STRING_encode_der
+#define PrintableString_decode_xer     OCTET_STRING_decode_xer_utf8
+#define PrintableString_encode_xer     OCTET_STRING_encode_xer_utf8
+#define PrintableString_decode_uper    OCTET_STRING_decode_uper
+#define PrintableString_encode_uper    OCTET_STRING_encode_uper
+
 #ifdef __cplusplus
 }
 #endif