diff --git a/openbsc/tests/mm_auth/mm_auth_test.c b/openbsc/tests/mm_auth/mm_auth_test.c
index 34d96f1..b8777a8 100644
--- a/openbsc/tests/mm_auth/mm_auth_test.c
+++ b/openbsc/tests/mm_auth/mm_auth_test.c
@@ -26,9 +26,9 @@
 	print2buf("gsm_auth_tuple {\n");
 	print2buf("  .use_count = %d\n", atuple->use_count);
 	print2buf("  .key_seq = %d\n", atuple->key_seq);
-	print2buf("  .rand = %s\n", osmo_hexdump(atuple->rand, sizeof(atuple->rand)));
-	print2buf("  .sres = %s\n", osmo_hexdump(atuple->sres, sizeof(atuple->sres)));
-	print2buf("  .kc = %s\n", osmo_hexdump(atuple->kc, sizeof(atuple->kc)));
+	print2buf("  .rand = %s\n", osmo_hexdump(atuple->vec.rand, sizeof(atuple->vec.rand)));
+	print2buf("  .sres = %s\n", osmo_hexdump(atuple->vec.sres, sizeof(atuple->vec.sres)));
+	print2buf("  .kc = %s\n", osmo_hexdump(atuple->vec.kc, sizeof(atuple->vec.kc)));
 	print2buf("}\n");
 #undef print2buf