diff --git a/include/asterisk/sorcery.h b/include/asterisk/sorcery.h
index ae97da5cca..464a83c831 100644
--- a/include/asterisk/sorcery.h
+++ b/include/asterisk/sorcery.h
@@ -247,13 +247,13 @@ struct ast_sorcery_observer {
 	void (*loaded)(const char *object_type);
 };
 
+/*! \brief Opaque structure for internal sorcery object */
+struct ast_sorcery_object;
+
 /*! \brief Structure which contains details about a sorcery object */
 struct ast_sorcery_object_details {
-	/*! \brief Unique identifier of this object */
-	char id[AST_UUID_STR_LEN];
-
-	/*! \brief Type of object */
-	char type[MAX_OBJECT_TYPE];
+	/*! \brief Pointer to internal sorcery object information */
+	struct ast_sorcery_object *object;
 };
 
 /*! \brief Macro which must be used at the beginning of each sorcery capable object */
@@ -528,6 +528,17 @@ int ast_sorcery_objectset_apply(const struct ast_sorcery *sorcery, void *object,
  */
 int ast_sorcery_changeset_create(const struct ast_variable *original, const struct ast_variable *modified, struct ast_variable **changes);
 
+/*!
+ * \brief Allocate a generic sorcery capable object
+ *
+ * \param size Size of the object
+ * \param destructor Optional destructor function
+ *
+ * \retval non-NULL success
+ * \retval NULL failure
+ */
+void *ast_sorcery_generic_alloc(size_t size, ao2_destructor_fn destructor);
+
 /*!
  * \brief Allocate an object
  *
@@ -695,6 +706,34 @@ const char *ast_sorcery_object_get_id(const void *object);
  */
 const char *ast_sorcery_object_get_type(const void *object);
 
+/*!
+ * \brief Get an extended field value from a sorcery object
+ *
+ * \param object Pointer to a sorcery object
+ * \param name Name of the extended field value
+ *
+ * \retval non-NULL if found
+ * \retval NULL if not found
+ *
+ * \note The returned string does NOT need to be freed and is guaranteed to remain valid for the lifetime of the object
+ */
+const char *ast_sorcery_object_get_extended(const void *object, const char *name);
+
+/*!
+ * \brief Set an extended field value on a sorcery object
+ *
+ * \param object Pointer to a sorcery object
+ * \param name Name of the extended field
+ * \param value Value of the extended field
+ *
+ * \retval 0 success
+ * \retval -1 failure
+ *
+ * \note The field name MUST begin with '@' to indicate it is an extended field.
+ * \note If the extended field already exists it will be overwritten with the new value.
+ */
+int ast_sorcery_object_set_extended(const void *object, const char *name, const char *value);
+
 #if defined(__cplusplus) || defined(c_plusplus)
 }
 #endif
diff --git a/main/sorcery.c b/main/sorcery.c
index 99e4c55869..cf4cd02137 100644
--- a/main/sorcery.c
+++ b/main/sorcery.c
@@ -58,6 +58,21 @@ ASTERISK_FILE_VERSION(__FILE__, "$Revision$")
 /*! \brief Thread pool for observers */
 static struct ast_threadpool *threadpool;
 
+/*! \brief Structure for internal sorcery object information */
+struct ast_sorcery_object {
+	/*! \brief Unique identifier of this object */
+	char id[AST_UUID_STR_LEN];
+
+	/*! \brief Type of object */
+	char type[MAX_OBJECT_TYPE];
+
+	/*! \brief Optional object destructor */
+	ao2_destructor_fn destructor;
+
+	/*! \brief Extended object fields */
+	struct ast_variable *extended;
+};
+
 /*! \brief Structure for registered object type */
 struct ast_sorcery_object_type {
 	/*! \brief Unique name of the object type */
@@ -525,6 +540,24 @@ int __ast_sorcery_apply_default(struct ast_sorcery *sorcery, const char *type, c
 	return sorcery_apply_wizard_mapping(sorcery, type, module, name, data, 0);
 }
 
+static int sorcery_extended_config_handler(const struct aco_option *opt, struct ast_variable *var, void *obj)
+{
+	return ast_sorcery_object_set_extended(obj, var->name, var->value);
+}
+
+static int sorcery_extended_fields_handler(const void *obj, struct ast_variable **fields)
+{
+	const struct ast_sorcery_object_details *details = obj;
+
+	if (details->object->extended) {
+		*fields = ast_variables_dup(details->object->extended);
+	} else {
+		*fields = NULL;
+	}
+
+	return 0;
+}
+
 int ast_sorcery_object_register(struct ast_sorcery *sorcery, const char *type, aco_type_item_alloc alloc, sorcery_transform_handler transform, sorcery_apply_handler apply)
 {
 	RAII_VAR(struct ast_sorcery_object_type *, object_type, ao2_find(sorcery->types, type, OBJ_KEY), ao2_cleanup);
@@ -547,6 +580,10 @@ int ast_sorcery_object_register(struct ast_sorcery *sorcery, const char *type, a
 		return -1;
 	}
 
+	if (ast_sorcery_object_fields_register(sorcery, type, "^@", sorcery_extended_config_handler, sorcery_extended_fields_handler)) {
+		return -1;
+	}
+
 	return 0;
 }
 
@@ -784,7 +821,7 @@ void ast_sorcery_ref(struct ast_sorcery *sorcery)
 struct ast_variable *ast_sorcery_objectset_create(const struct ast_sorcery *sorcery, const void *object)
 {
 	const struct ast_sorcery_object_details *details = object;
-	RAII_VAR(struct ast_sorcery_object_type *, object_type, ao2_find(sorcery->types, details->type, OBJ_KEY), ao2_cleanup);
+	RAII_VAR(struct ast_sorcery_object_type *, object_type, ao2_find(sorcery->types, details->object->type, OBJ_KEY), ao2_cleanup);
 	struct ao2_iterator i;
 	struct ast_sorcery_object_field *object_field;
 	struct ast_variable *fields = NULL;
@@ -816,7 +853,7 @@ struct ast_variable *ast_sorcery_objectset_create(const struct ast_sorcery *sorc
 			continue;
 		}
 
-		if (!res) {
+		if (!res && tmp) {
 			tmp->next = fields;
 			fields = tmp;
 		}
@@ -836,7 +873,7 @@ struct ast_variable *ast_sorcery_objectset_create(const struct ast_sorcery *sorc
 struct ast_json *ast_sorcery_objectset_json_create(const struct ast_sorcery *sorcery, const void *object)
 {
 	const struct ast_sorcery_object_details *details = object;
-	RAII_VAR(struct ast_sorcery_object_type *, object_type, ao2_find(sorcery->types, details->type, OBJ_KEY), ao2_cleanup);
+	RAII_VAR(struct ast_sorcery_object_type *, object_type, ao2_find(sorcery->types, details->object->type, OBJ_KEY), ao2_cleanup);
 	struct ao2_iterator i;
 	struct ast_sorcery_object_field *object_field;
 	struct ast_json *json = ast_json_object_create();
@@ -898,7 +935,7 @@ struct ast_json *ast_sorcery_objectset_json_create(const struct ast_sorcery *sor
 int ast_sorcery_objectset_apply(const struct ast_sorcery *sorcery, void *object, struct ast_variable *objectset)
 {
 	const struct ast_sorcery_object_details *details = object;
-	RAII_VAR(struct ast_sorcery_object_type *, object_type, ao2_find(sorcery->types, details->type, OBJ_KEY), ao2_cleanup);
+	RAII_VAR(struct ast_sorcery_object_type *, object_type, ao2_find(sorcery->types, details->object->type, OBJ_KEY), ao2_cleanup);
 	RAII_VAR(struct ast_variable *, transformed, NULL, ast_variables_destroy);
 	struct ast_variable *field;
 	int res = 0;
@@ -914,7 +951,7 @@ int ast_sorcery_objectset_apply(const struct ast_sorcery *sorcery, void *object,
 	}
 
 	for (; field; field = field->next) {
-		if ((res = aco_process_var(&object_type->type, details->id, field, object))) {
+		if ((res = aco_process_var(&object_type->type, details->object->id, field, object))) {
 			break;
 		}
 	}
@@ -977,6 +1014,32 @@ int ast_sorcery_changeset_create(const struct ast_variable *original, const stru
 	return res;
 }
 
+static void sorcery_object_destructor(void *object)
+{
+	struct ast_sorcery_object_details *details = object;
+
+	if (details->object->destructor) {
+		details->object->destructor(object);
+	}
+
+	ast_variables_destroy(details->object->extended);
+}
+
+void *ast_sorcery_generic_alloc(size_t size, ao2_destructor_fn destructor)
+{
+	void *object = ao2_alloc_options(size + sizeof(struct ast_sorcery_object), sorcery_object_destructor, AO2_ALLOC_OPT_LOCK_NOLOCK);
+	struct ast_sorcery_object_details *details = object;
+
+	if (!object) {
+		return NULL;
+	}
+
+	details->object = object + size;
+	details->object->destructor = destructor;
+
+	return object;
+}
+
 void *ast_sorcery_alloc(const struct ast_sorcery *sorcery, const char *type, const char *id)
 {
 	RAII_VAR(struct ast_sorcery_object_type *, object_type, ao2_find(sorcery->types, type, OBJ_KEY), ao2_cleanup);
@@ -988,12 +1051,12 @@ void *ast_sorcery_alloc(const struct ast_sorcery *sorcery, const char *type, con
 	}
 
 	if (ast_strlen_zero(id)) {
-		ast_uuid_generate_str(details->id, sizeof(details->id));
+		ast_uuid_generate_str(details->object->id, sizeof(details->object->id));
 	} else {
-		ast_copy_string(details->id, id, sizeof(details->id));
+		ast_copy_string(details->object->id, id, sizeof(details->object->id));
 	}
 
-	ast_copy_string(details->type, type, sizeof(details->type));
+	ast_copy_string(details->object->type, type, sizeof(details->object->type));
 
 	if (aco_set_defaults(&object_type->type, id, details)) {
 		ao2_ref(details, -1);
@@ -1006,8 +1069,8 @@ void *ast_sorcery_alloc(const struct ast_sorcery *sorcery, const char *type, con
 void *ast_sorcery_copy(const struct ast_sorcery *sorcery, const void *object)
 {
 	const struct ast_sorcery_object_details *details = object;
-	RAII_VAR(struct ast_sorcery_object_type *, object_type, ao2_find(sorcery->types, details->type, OBJ_KEY), ao2_cleanup);
-	struct ast_sorcery_object_details *copy = ast_sorcery_alloc(sorcery, details->type, details->id);
+	RAII_VAR(struct ast_sorcery_object_type *, object_type, ao2_find(sorcery->types, details->object->type, OBJ_KEY), ao2_cleanup);
+	struct ast_sorcery_object_details *copy = ast_sorcery_alloc(sorcery, details->object->type, details->object->id);
 	RAII_VAR(struct ast_variable *, objectset, NULL, ast_variables_destroy);
 	int res = 0;
 
@@ -1120,7 +1183,6 @@ void *ast_sorcery_retrieve_by_fields(const struct ast_sorcery *sorcery, const ch
 	unsigned int cached = 0;
 
 	if (!object_type) {
-		ast_log(LOG_NOTICE, "Can't find object type '%s'\n", type);
 		return NULL;
 	}
 
@@ -1222,7 +1284,7 @@ static int sorcery_observers_notify_create(void *data)
 int ast_sorcery_create(const struct ast_sorcery *sorcery, void *object)
 {
 	const struct ast_sorcery_object_details *details = object;
-	RAII_VAR(struct ast_sorcery_object_type *, object_type, ao2_find(sorcery->types, details->type, OBJ_KEY), ao2_cleanup);
+	RAII_VAR(struct ast_sorcery_object_type *, object_type, ao2_find(sorcery->types, details->object->type, OBJ_KEY), ao2_cleanup);
 	RAII_VAR(struct ast_sorcery_object_wizard *, object_wizard, NULL, ao2_cleanup);
 	struct sorcery_details sdetails = {
 		.sorcery = sorcery,
@@ -1281,7 +1343,7 @@ static int sorcery_wizard_update(void *obj, void *arg, int flags)
 int ast_sorcery_update(const struct ast_sorcery *sorcery, void *object)
 {
 	const struct ast_sorcery_object_details *details = object;
-	RAII_VAR(struct ast_sorcery_object_type *, object_type, ao2_find(sorcery->types, details->type, OBJ_KEY), ao2_cleanup);
+	RAII_VAR(struct ast_sorcery_object_type *, object_type, ao2_find(sorcery->types, details->object->type, OBJ_KEY), ao2_cleanup);
 	RAII_VAR(struct ast_sorcery_object_wizard *, object_wizard, NULL, ao2_cleanup);
 	struct sorcery_details sdetails = {
 		.sorcery = sorcery,
@@ -1340,7 +1402,7 @@ static int sorcery_wizard_delete(void *obj, void *arg, int flags)
 int ast_sorcery_delete(const struct ast_sorcery *sorcery, void *object)
 {
 	const struct ast_sorcery_object_details *details = object;
-	RAII_VAR(struct ast_sorcery_object_type *, object_type, ao2_find(sorcery->types, details->type, OBJ_KEY), ao2_cleanup);
+	RAII_VAR(struct ast_sorcery_object_type *, object_type, ao2_find(sorcery->types, details->object->type, OBJ_KEY), ao2_cleanup);
 	RAII_VAR(struct ast_sorcery_object_wizard *, object_wizard, NULL, ao2_cleanup);
 	struct sorcery_details sdetails = {
 		.sorcery = sorcery,
@@ -1371,13 +1433,55 @@ void ast_sorcery_unref(struct ast_sorcery *sorcery)
 const char *ast_sorcery_object_get_id(const void *object)
 {
 	const struct ast_sorcery_object_details *details = object;
-	return details->id;
+	return details->object->id;
 }
 
 const char *ast_sorcery_object_get_type(const void *object)
 {
 	const struct ast_sorcery_object_details *details = object;
-	return details->type;
+	return details->object->type;
+}
+
+const char *ast_sorcery_object_get_extended(const void *object, const char *name)
+{
+	const struct ast_sorcery_object_details *details = object;
+	struct ast_variable *field;
+
+	for (field = details->object->extended; field; field = field->next) {
+		if (!strcmp(field->name + 1, name)) {
+			return field->value;
+		}
+	}
+
+	return NULL;
+}
+
+int ast_sorcery_object_set_extended(const void *object, const char *name, const char *value)
+{
+	RAII_VAR(struct ast_variable *, field, NULL, ast_variables_destroy);
+	struct ast_variable *extended = ast_variable_new(name, value, ""), *previous = NULL;
+	const struct ast_sorcery_object_details *details = object;
+
+	if (!extended) {
+		return -1;
+	}
+
+	for (field = details->object->extended; field; previous = field, field = field->next) {
+		if (!strcmp(field->name, name)) {
+			if (previous) {
+				previous->next = field->next;
+			} else {
+				details->object->extended = field->next;
+			}
+			field->next = NULL;
+			break;
+		}
+	}
+
+	extended->next = details->object->extended;
+	details->object->extended = extended;
+
+	return 0;
 }
 
 int ast_sorcery_observer_add(const struct ast_sorcery *sorcery, const char *type, const struct ast_sorcery_observer *callbacks)
diff --git a/res/res_sip/config_auth.c b/res/res_sip/config_auth.c
index 9881dd8c64..47ff42deb7 100644
--- a/res/res_sip/config_auth.c
+++ b/res/res_sip/config_auth.c
@@ -32,7 +32,7 @@ static void auth_destroy(void *obj)
 
 static void *auth_alloc(const char *name)
 {
-	struct ast_sip_auth *auth = ao2_alloc(sizeof(*auth), auth_destroy);
+	struct ast_sip_auth *auth = ast_sorcery_generic_alloc(sizeof(*auth), auth_destroy);
 
 	if (!auth) {
 		return NULL;
diff --git a/res/res_sip/config_domain_aliases.c b/res/res_sip/config_domain_aliases.c
index 86b4636ea7..90cd82f942 100644
--- a/res/res_sip/config_domain_aliases.c
+++ b/res/res_sip/config_domain_aliases.c
@@ -33,7 +33,7 @@ static void domain_alias_destroy(void *obj)
 
 static void *domain_alias_alloc(const char *name)
 {
-	struct ast_sip_domain_alias *alias = ao2_alloc(sizeof(*alias), domain_alias_destroy);
+        struct ast_sip_domain_alias *alias = ast_sorcery_generic_alloc(sizeof(*alias), domain_alias_destroy);
 
 	if (!alias) {
 		return NULL;
diff --git a/res/res_sip/config_transport.c b/res/res_sip/config_transport.c
index 1d60274b79..30c1362a52 100644
--- a/res/res_sip/config_transport.c
+++ b/res/res_sip/config_transport.c
@@ -62,7 +62,7 @@ static void transport_destroy(void *obj)
 /*! \brief Allocator for transport */
 static void *transport_alloc(const char *name)
 {
-	struct ast_sip_transport *transport = ao2_alloc(sizeof(*transport), transport_destroy);
+	struct ast_sip_transport *transport = ast_sorcery_generic_alloc(sizeof(*transport), transport_destroy);
 
 	if (!transport) {
 		return NULL;
diff --git a/res/res_sip/location.c b/res/res_sip/location.c
index d0b0a28c95..bc1b5211ed 100644
--- a/res/res_sip/location.c
+++ b/res/res_sip/location.c
@@ -41,7 +41,7 @@ static void aor_destroy(void *obj)
 /*! \brief Allocator for AOR */
 static void *aor_alloc(const char *name)
 {
-	struct ast_sip_aor *aor = ao2_alloc_options(sizeof(struct ast_sip_aor), aor_destroy, AO2_ALLOC_OPT_LOCK_NOLOCK);
+	struct ast_sip_aor *aor = ast_sorcery_generic_alloc(sizeof(struct ast_sip_aor), aor_destroy);
 	if (!aor) {
 		return NULL;
 	}
@@ -60,7 +60,7 @@ static void contact_destroy(void *obj)
 /*! \brief Allocator for contact */
 static void *contact_alloc(const char *name)
 {
-	struct ast_sip_contact *contact = ao2_alloc_options(sizeof(*contact), contact_destroy, AO2_ALLOC_OPT_LOCK_NOLOCK);
+	struct ast_sip_contact *contact = ast_sorcery_generic_alloc(sizeof(*contact), contact_destroy);
 
 	if (!contact) {
 		return NULL;
diff --git a/res/res_sip/sip_configuration.c b/res/res_sip/sip_configuration.c
index 5864bdeecc..49c2da28cf 100644
--- a/res/res_sip/sip_configuration.c
+++ b/res/res_sip/sip_configuration.c
@@ -515,7 +515,7 @@ static int named_groups_handler(const struct aco_option *opt,
 
 static void *sip_nat_hook_alloc(const char *name)
 {
-	return ao2_alloc(sizeof(struct ast_sip_nat_hook), NULL);
+	return ast_sorcery_generic_alloc(sizeof(struct ast_sip_nat_hook), NULL);
 }
 
 /*! \brief Destructor function for persistent endpoint information */
@@ -722,7 +722,7 @@ static void endpoint_destructor(void* obj)
 
 void *ast_sip_endpoint_alloc(const char *name)
 {
-	struct ast_sip_endpoint *endpoint = ao2_alloc(sizeof(*endpoint), endpoint_destructor);
+	struct ast_sip_endpoint *endpoint = ast_sorcery_generic_alloc(sizeof(*endpoint), endpoint_destructor);
 	if (!endpoint) {
 		return NULL;
 	}
diff --git a/res/res_sip/sip_options.c b/res/res_sip/sip_options.c
index 4c8a9f6a79..4f21238b7a 100644
--- a/res/res_sip/sip_options.c
+++ b/res/res_sip/sip_options.c
@@ -42,8 +42,7 @@ static int qualify_contact(struct ast_sip_contact *contact);
  */
 static void *contact_status_alloc(const char *name)
 {
-	struct ast_sip_contact_status *status = ao2_alloc_options(
-		sizeof(*status), NULL, AO2_ALLOC_OPT_LOCK_NOLOCK);
+	struct ast_sip_contact_status *status = ast_sorcery_generic_alloc(sizeof(*status), NULL);
 
 	if (!status) {
 		ast_log(LOG_ERROR, "Unable to allocate ast_sip_contact_status\n");
diff --git a/tests/test_sorcery.c b/tests/test_sorcery.c
index e1d4b7fce1..868c582688 100644
--- a/tests/test_sorcery.c
+++ b/tests/test_sorcery.c
@@ -49,7 +49,7 @@ struct test_sorcery_object {
 /*! \brief Internal function to allocate a test object */
 static void *test_sorcery_object_alloc(const char *id)
 {
-	return ao2_alloc(sizeof(struct test_sorcery_object), NULL);
+	return ast_sorcery_generic_alloc(sizeof(struct test_sorcery_object), NULL);
 }
 
 /*! \brief Internal function for object set transformation */
@@ -1300,6 +1300,71 @@ AST_TEST_DEFINE(objectset_apply_fields)
 	return res;
 }
 
+AST_TEST_DEFINE(extended_fields)
+{
+	int res = AST_TEST_PASS;
+	RAII_VAR(struct ast_sorcery *, sorcery, NULL, ast_sorcery_unref);
+	RAII_VAR(struct test_sorcery_object *, obj, NULL, ao2_cleanup);
+	RAII_VAR(struct ast_variable *, objset, NULL, ast_variables_destroy);
+	const char *value;
+
+	switch (cmd) {
+	case TEST_INIT:
+		info->name = "extended_fields";
+		info->category = "/main/sorcery/";
+		info->summary = "sorcery object extended fields unit test";
+		info->description =
+			"Test extended fields support in sorcery";
+		return AST_TEST_NOT_RUN;
+	case TEST_EXECUTE:
+		break;
+	}
+
+	if (!(sorcery = alloc_and_initialize_sorcery())) {
+		ast_test_status_update(test, "Failed to open sorcery structure\n");
+		return AST_TEST_FAIL;
+	}
+
+	if (!(obj = ast_sorcery_alloc(sorcery, "test", "blah"))) {
+		ast_test_status_update(test, "Failed to allocate a known object type\n");
+		return AST_TEST_FAIL;
+	}
+
+	if (!(objset = ast_variable_new("@testing", "toast", ""))) {
+		ast_test_status_update(test, "Failed to create an object set, test could not occur\n");
+		res = AST_TEST_FAIL;
+	} else if (ast_sorcery_objectset_apply(sorcery, obj, objset)) {
+		ast_test_status_update(test, "Failed to apply valid object set to object\n");
+		res = AST_TEST_FAIL;
+	} else if (!(value = ast_sorcery_object_get_extended(obj, "testing"))) {
+		ast_test_status_update(test, "Extended field, which was set using object set, could not be found\n");
+		res = AST_TEST_FAIL;
+	} else if (strcmp(value, "toast")) {
+		ast_test_status_update(test, "Extended field does not contain expected value\n");
+		res = AST_TEST_FAIL;
+	} else if (ast_sorcery_object_set_extended(obj, "@tacos", "supreme")) {
+		ast_test_status_update(test, "Extended field could not be set\n");
+		res = AST_TEST_FAIL;
+	} else if (!(value = ast_sorcery_object_get_extended(obj, "tacos"))) {
+		ast_test_status_update(test, "Extended field, which was set using the API, could not be found\n");
+		res = AST_TEST_FAIL;
+	} else if (strcmp(value, "supreme")) {
+		ast_test_status_update(test, "Extended field does not contain expected value\n");
+		res = AST_TEST_FAIL;
+	} else if (ast_sorcery_object_set_extended(obj, "@tacos", "canadian")) {
+		ast_test_status_update(test, "Extended field could not be set a second time\n");
+		res = AST_TEST_FAIL;
+	} else if (!(value = ast_sorcery_object_get_extended(obj, "tacos"))) {
+		ast_test_status_update(test, "Extended field, which was set using the API, could not be found\n");
+		res = AST_TEST_FAIL;
+	} else if (strcmp(value, "canadian")) {
+		ast_test_status_update(test, "Extended field does not contain expected value\n");
+		res = AST_TEST_FAIL;
+	}
+
+	return res;
+}
+
 AST_TEST_DEFINE(changeset_create)
 {
 	int res = AST_TEST_PASS;
@@ -2604,6 +2669,7 @@ static int unload_module(void)
 	AST_TEST_UNREGISTER(objectset_apply_invalid);
 	AST_TEST_UNREGISTER(objectset_transform);
 	AST_TEST_UNREGISTER(objectset_apply_fields);
+	AST_TEST_UNREGISTER(extended_fields);
 	AST_TEST_UNREGISTER(changeset_create);
 	AST_TEST_UNREGISTER(changeset_create_unchanged);
 	AST_TEST_UNREGISTER(object_create);
@@ -2651,6 +2717,7 @@ static int load_module(void)
 	AST_TEST_REGISTER(objectset_apply_invalid);
 	AST_TEST_REGISTER(objectset_transform);
 	AST_TEST_REGISTER(objectset_apply_fields);
+	AST_TEST_REGISTER(extended_fields);
 	AST_TEST_REGISTER(changeset_create);
 	AST_TEST_REGISTER(changeset_create_unchanged);
 	AST_TEST_REGISTER(object_create);