diff --git a/skeletons/UTCTime.c b/skeletons/UTCTime.c
index 5d7ba84..3793a0e 100644
--- a/skeletons/UTCTime.c
+++ b/skeletons/UTCTime.c
@@ -28,7 +28,7 @@
 	OCTET_STRING_encode_der,    /* Implemented in terms of OCTET STRING */
 	OCTET_STRING_decode_xer_utf8,
 	UTCTime_encode_xer,
-	0,
+	0, 0,
 	0, /* Use generic outmost tag fetcher */
 	asn_DEF_UTCTime_tags,
 	sizeof(asn_DEF_UTCTime_tags)