diff --git a/gio/gasyncinitable.c b/gio/gasyncinitable.c
index 8eb94067b..5cc60f239 100644
--- a/gio/gasyncinitable.c
+++ b/gio/gasyncinitable.c
@@ -441,8 +441,8 @@ g_async_initable_new_valist_async (GType                object_type,
  * Finishes the async construction for the various g_async_initable_new
  * calls, returning the created object or %NULL on error.
  *
- * Returns: (transfer full): a newly created #GObject, or %NULL on error.
- *     Free with g_object_unref().
+ * Returns: (type GObject.Object) (transfer full): a newly created #GObject,
+ *      or %NULL on error. Free with g_object_unref().
  *
  * Since: 2.22
  */
diff --git a/gio/ginitable.c b/gio/ginitable.c
index e3c81f185..3205b2f02 100644
--- a/gio/ginitable.c
+++ b/gio/ginitable.c
@@ -130,7 +130,8 @@ g_initable_init (GInitable     *initable,
  * similar to g_object_new() but also initializes the object
  * and returns %NULL, setting an error on failure.
  *
- * Return value: (transfer full): a newly allocated #GObject, or %NULL on error
+ * Return value: (type GObject.Object) (transfer full): a newly allocated
+ *      #GObject, or %NULL on error
  *
  * Since: 2.22
  */
@@ -166,7 +167,8 @@ g_initable_new (GType          object_type,
  * similar to g_object_newv() but also initializes the object
  * and returns %NULL, setting an error on failure.
  *
- * Return value: (transfer full): a newly allocated #GObject, or %NULL on error
+ * Return value: (type GObject.Object) (transfer full): a newly allocated
+ *      #GObject, or %NULL on error
  *
  * Since: 2.22
  */
@@ -206,7 +208,8 @@ g_initable_newv (GType          object_type,
  * similar to g_object_new_valist() but also initializes the object
  * and returns %NULL, setting an error on failure.
  *
- * Return value: (transfer full): a newly allocated #GObject, or %NULL on error
+ * Return value: (type GObject.Object) (transfer full): a newly allocated
+ *      #GObject, or %NULL on error
  *
  * Since: 2.22
  */