diff --git a/skeletons/tests/check-OIDs.c b/skeletons/tests/check-OIDs.c
index fbb0948..92c27d5 100644
--- a/skeletons/tests/check-OIDs.c
+++ b/skeletons/tests/check-OIDs.c
@@ -246,7 +246,7 @@
 	int i;
 
 	printf("[%s] => ", xer); fflush(stdout);
-	rc = asn_DEF_RELATIVE_OID.xer_decoder(0,
+	rc = asn_DEF_RELATIVE_OID.op->xer_decoder(0,
 		&asn_DEF_RELATIVE_OID, (void **)stp, "t",
 			xer, strlen(xer));
 	if(expect_arcs == -1) {