diff --git a/lib/common/tests/patchset/pcmk__cib_element_in_patchset_test.c b/lib/common/tests/patchset/pcmk__cib_element_in_patchset_test.c
index 0843d5c880..81b96716f3 100644
--- a/lib/common/tests/patchset/pcmk__cib_element_in_patchset_test.c
+++ b/lib/common/tests/patchset/pcmk__cib_element_in_patchset_test.c
@@ -1,28 +1,28 @@
 /*
  * Copyright 2024 the Pacemaker project contributors
  *
  * The version control history for this file may have further details.
  *
  * This source code is licensed under the GNU General Public License version 2
  * or later (GPLv2+) WITHOUT ANY WARRANTY.
  */
 
 #include <crm_internal.h>
 
 #include <crm/common/unittest_internal.h>
 #include <crm/common/xml.h>
 #include <crm/common/xml_internal.h>
 
 static void
 empty_arguments(void **state) {
     xmlNode *missing = NULL;
 
     pcmk__assert_asserts(pcmk__cib_element_in_patchset(NULL, PCMK_XE_NODES));
 
     missing = pcmk__xml_parse("<diff format=\"2\"/>");
     assert_false(pcmk__cib_element_in_patchset(missing, NULL));
-    xmlFreeNode(missing);
+    pcmk__xml_free(missing);
 }
 
-PCMK__UNIT_TEST(NULL, NULL,
+PCMK__UNIT_TEST(pcmk__xml_test_setup_group, pcmk__xml_test_teardown_group,
                 cmocka_unit_test(empty_arguments))