diff --git a/gtk/gtkaccessible.c b/gtk/gtkaccessible.c
index 1f3e2a3209..582cdf08fd 100644
--- a/gtk/gtkaccessible.c
+++ b/gtk/gtkaccessible.c
@@ -656,14 +656,17 @@ void
 gtk_accessible_platform_changed (GtkAccessible               *self,
                                  GtkAccessiblePlatformChange  change)
 {
-  GtkATContext *context = gtk_accessible_get_at_context (self);
+  GtkATContext *context;
+
+  if (GTK_IS_WIDGET (self) &&
+      gtk_widget_get_root (GTK_WIDGET (self)) == NULL)
+    return;
+
+  context = gtk_accessible_get_at_context (self);
 
   /* propagate changes up from ignored widgets */
   if (gtk_accessible_get_accessible_role (self) == GTK_ACCESSIBLE_ROLE_NONE)
     {
-      if (gtk_widget_get_parent (GTK_WIDGET (self)) == NULL)
-        return;
-
       context = gtk_accessible_get_at_context (GTK_ACCESSIBLE (gtk_widget_get_parent (GTK_WIDGET (self))));
     }