diff --git a/gobject/genums.c b/gobject/genums.c
index 1623502e2..97980e1af 100644
--- a/gobject/genums.c
+++ b/gobject/genums.c
@@ -232,9 +232,9 @@ g_flags_register_static (const gchar	   *name,
  * g_enum_complete_type_info:
  * @g_enum_type: the type identifier of the type being completed
  * @info: (out callee-allocates): the #GTypeInfo struct to be filled in
- * @const_values: An array of #GEnumValue structs for the possible
- *  enumeration values. The array is terminated by a struct with all
- *  members being 0.
+ * @const_values: (array zero-terminated=1): An array of #GEnumValue
+ *  structs for the possible enumeration values. The array is terminated
+ *  by a struct with all members being 0.
  *
  * This function is meant to be called from the `complete_type_info`
  * function of a #GTypePlugin implementation, as in the following
@@ -278,9 +278,9 @@ g_enum_complete_type_info (GType	     g_enum_type,
  * g_flags_complete_type_info:
  * @g_flags_type: the type identifier of the type being completed
  * @info: (out callee-allocates): the #GTypeInfo struct to be filled in
- * @const_values: An array of #GFlagsValue structs for the possible
- *  enumeration values. The array is terminated by a struct with all
- *  members being 0.
+ * @const_values: (array zero-terminated=1): An array of #GFlagsValue
+ *  structs for the possible enumeration values. The array is terminated
+ *  by a struct with all members being 0.
  *
  * This function is meant to be called from the complete_type_info()
  * function of a #GTypePlugin implementation, see the example for
diff --git a/gobject/gtypemodule.c b/gobject/gtypemodule.c
index b7f61c674..576ecdcba 100644
--- a/gobject/gtypemodule.c
+++ b/gobject/gtypemodule.c
@@ -525,10 +525,9 @@ g_type_module_add_interface (GTypeModule          *module,
  * g_type_module_register_enum:
  * @module: (nullable): a #GTypeModule
  * @name: name for the type
- * @const_static_values: an array of #GEnumValue structs for the
- *                       possible enumeration values. The array is
- *                       terminated by a struct with all members being
- *                       0.
+ * @const_static_values: (array zero-terminated=1): an array of #GEnumValue
+ *  structs for the possible enumeration values. The array is terminated by a
+ *  struct with all members being 0.
  *
  * Looks up or registers an enumeration that is implemented with a particular
  * type plugin. If a type with name @type_name was previously registered,
@@ -567,10 +566,9 @@ g_type_module_register_enum (GTypeModule      *module,
  * g_type_module_register_flags:
  * @module: (nullable): a #GTypeModule
  * @name: name for the type
- * @const_static_values: an array of #GFlagsValue structs for the
- *                       possible flags values. The array is
- *                       terminated by a struct with all members being
- *                       0.
+ * @const_static_values: (array zero-terminated=1): an array of #GFlagsValue
+ *  structs for the possible flags values. The array is terminated by a struct
+ *  with all members being 0.
  *
  * Looks up or registers a flags type that is implemented with a particular
  * type plugin. If a type with name @type_name was previously registered,