diff --git a/tests/qemublocktest.c b/tests/qemublocktest.c
index 9d3c2fe6b0..6329096a68 100644
--- a/tests/qemublocktest.c
+++ b/tests/qemublocktest.c
@@ -98,7 +98,7 @@ testBackingXMLjsonXML(const void *args)
         }
     }
 
-    if (virJSONValueObjectCreate(&wrapper, "a:file", &backendprops, NULL) < 0)
+    if (virJSONValueObjectAdd(&wrapper, "a:file", &backendprops, NULL) < 0)
         return -1;
 
     if (!(propsstr = virJSONValueToString(wrapper, false)))