diff --git a/gobject/gtype.c b/gobject/gtype.c
index 7d3789400..b5ef2d11e 100644
--- a/gobject/gtype.c
+++ b/gobject/gtype.c
@@ -2825,7 +2825,7 @@ g_type_register_dynamic (GType        parent_type,
  * @info: #GInterfaceInfo structure for this
  *        (@instance_type, @interface_type) combination
  *
- * Adds the static @interface_type to @instantiable_type.
+ * Adds @interface_type to the static @instantiable_type.
  * The information contained in the #GInterfaceInfo structure
  * pointed to by @info is used to manage the relationship.
  */
@@ -2861,7 +2861,7 @@ g_type_add_interface_static (GType                 instance_type,
  * @interface_type: #GType value of an interface type
  * @plugin: #GTypePlugin structure to retrieve the #GInterfaceInfo from
  *
- * Adds the dynamic @interface_type to @instantiable_type. The information
+ * Adds @interface_type to the dynamic @instantiable_type. The information
  * contained in the #GTypePlugin structure pointed to by @plugin
  * is used to manage the relationship.
  */