diff --git a/testsuite/gtk/flattenlistmodel.c b/testsuite/gtk/flattenlistmodel.c
index f522f1e121..c06e30b350 100644
--- a/testsuite/gtk/flattenlistmodel.c
+++ b/testsuite/gtk/flattenlistmodel.c
@@ -61,7 +61,7 @@ splice (GListStore *store,
         guint      *numbers,
         guint       added)
 {
-  GObject *objects[added];
+  GObject **objects = g_newa (GObject *, added);
   guint i;
 
   for (i = 0; i < added; i++)
diff --git a/testsuite/gtk/sortlistmodel.c b/testsuite/gtk/sortlistmodel.c
index 31a6711f04..1b54d0b976 100644
--- a/testsuite/gtk/sortlistmodel.c
+++ b/testsuite/gtk/sortlistmodel.c
@@ -56,7 +56,7 @@ splice (GListStore *store,
         guint      *numbers,
         guint       added)
 {
-  GObject *objects[added];
+  GObject **objects = g_newa (GObject *, added);
   guint i;
 
   for (i = 0; i < added; i++)