diff --git a/pipewire-jack/src/pipewire-jack.c b/pipewire-jack/src/pipewire-jack.c
index 5ae097ba8..3d200bd99 100644
--- a/pipewire-jack/src/pipewire-jack.c
+++ b/pipewire-jack/src/pipewire-jack.c
@@ -6513,10 +6513,10 @@ int jack_connect (jack_client_t *client,
 	if ((res = check_connect(c, src, dst)) != 1)
 		goto exit;
 
-	snprintf(val[0], sizeof(val[0]), "%d", src->port.node_id);
-	snprintf(val[1], sizeof(val[1]), "%d", src->id);
-	snprintf(val[2], sizeof(val[2]), "%d", dst->port.node_id);
-	snprintf(val[3], sizeof(val[3]), "%d", dst->id);
+	snprintf(val[0], sizeof(val[0]), "%u", src->port.node_id);
+	snprintf(val[1], sizeof(val[1]), "%u", src->id);
+	snprintf(val[2], sizeof(val[2]), "%u", dst->port.node_id);
+	snprintf(val[3], sizeof(val[3]), "%u", dst->id);
 
 	props = SPA_DICT_INIT(items, 0);
 	items[props.n_items++] = SPA_DICT_ITEM_INIT(PW_KEY_LINK_OUTPUT_NODE, val[0]);
diff --git a/src/modules/module-adapter.c b/src/modules/module-adapter.c
index 9f5474a08..3325602ac 100644
--- a/src/modules/module-adapter.c
+++ b/src/modules/module-adapter.c
@@ -184,7 +184,7 @@ static void *create_object(void *_data,
 	if (properties == NULL)
 		goto error_properties;
 
-	pw_properties_setf(properties, PW_KEY_FACTORY_ID, "%d",
+	pw_properties_setf(properties, PW_KEY_FACTORY_ID, "%u",
 			pw_impl_factory_get_info(d->factory)->id);
 
 	linger = pw_properties_get_bool(properties, PW_KEY_OBJECT_LINGER, false);
@@ -196,7 +196,7 @@ static void *create_object(void *_data,
 
 	client = resource ? pw_resource_get_client(resource): NULL;
 	if (client && !linger) {
-		pw_properties_setf(properties, PW_KEY_CLIENT_ID, "%d",
+		pw_properties_setf(properties, PW_KEY_CLIENT_ID, "%u",
 				pw_impl_client_get_info(client)->id);
 	}
 
@@ -343,7 +343,7 @@ static void module_registered(void *data)
 	char id[16];
 	int res;
 
-	snprintf(id, sizeof(id), "%d", pw_impl_module_get_info(module)->id);
+	snprintf(id, sizeof(id), "%u", pw_impl_module_get_info(module)->id);
 	items[0] = SPA_DICT_ITEM_INIT(PW_KEY_MODULE_ID, id);
 	pw_impl_factory_update_properties(factory, &SPA_DICT_INIT(items, 1));
 
diff --git a/src/modules/module-client-device.c b/src/modules/module-client-device.c
index c02a4058f..658276eb9 100644
--- a/src/modules/module-client-device.c
+++ b/src/modules/module-client-device.c
@@ -135,9 +135,9 @@ static void *create_object(void *_data,
 		goto error_properties;
 	}
 
-	pw_properties_setf(properties, PW_KEY_FACTORY_ID, "%d",
+	pw_properties_setf(properties, PW_KEY_FACTORY_ID, "%u",
 			pw_global_get_id(pw_impl_factory_get_global(factory)));
-	pw_properties_setf(properties, PW_KEY_CLIENT_ID, "%d",
+	pw_properties_setf(properties, PW_KEY_CLIENT_ID, "%u",
 			pw_global_get_id(pw_impl_client_get_global(client)));
 
 	result = pw_client_device_new(device_resource, properties);
diff --git a/src/modules/module-client-device/resource-device.c b/src/modules/module-client-device/resource-device.c
index ca00bfef9..8b3ddea99 100644
--- a/src/modules/module-client-device/resource-device.c
+++ b/src/modules/module-client-device/resource-device.c
@@ -108,7 +108,7 @@ struct pw_impl_device *pw_client_device_new(struct pw_resource *resource,
 	if (properties == NULL)
 		return NULL;
 
-	pw_properties_setf(properties, PW_KEY_CLIENT_ID, "%d",
+	pw_properties_setf(properties, PW_KEY_CLIENT_ID, "%u",
 			pw_impl_client_get_info(client)->id);
 
 	device = pw_context_create_device(context, properties, sizeof(struct impl));
diff --git a/src/modules/module-client-node/client-node.c b/src/modules/module-client-node/client-node.c
index 14fda3a77..1e104429c 100644
--- a/src/modules/module-client-node/client-node.c
+++ b/src/modules/module-client-node/client-node.c
@@ -1764,7 +1764,7 @@ struct pw_impl_client_node *pw_impl_client_node_new(struct pw_resource *resource
 		goto error_exit_free;
 	}
 
-	pw_properties_setf(properties, PW_KEY_CLIENT_ID, "%d", client->global->id);
+	pw_properties_setf(properties, PW_KEY_CLIENT_ID, "%u", client->global->id);
 
 	this = &impl->this;
 
diff --git a/src/modules/module-link-factory.c b/src/modules/module-link-factory.c
index d54df2758..1f01078e8 100644
--- a/src/modules/module-link-factory.c
+++ b/src/modules/module-link-factory.c
@@ -485,12 +485,12 @@ static void *create_object(void *_data,
 
 	linger = pw_properties_get_bool(properties, PW_KEY_OBJECT_LINGER, false);
 
-	pw_properties_setf(properties, PW_KEY_FACTORY_ID, "%d",
+	pw_properties_setf(properties, PW_KEY_FACTORY_ID, "%u",
 			pw_impl_factory_get_info(d->factory)->id);
 
 	client = resource ? pw_resource_get_client(resource) : NULL;
 	if (client && !linger)
-		pw_properties_setf(properties, PW_KEY_CLIENT_ID, "%d",
+		pw_properties_setf(properties, PW_KEY_CLIENT_ID, "%u",
 				pw_impl_client_get_info(client)->id);
 
 	if (!d->allow_passive)
diff --git a/src/modules/module-metadata.c b/src/modules/module-metadata.c
index 79d80d1b4..84b98a7ce 100644
--- a/src/modules/module-metadata.c
+++ b/src/modules/module-metadata.c
@@ -203,9 +203,9 @@ static void *create_object(void *_data,
 	if (properties == NULL)
 		return NULL;
 
-	pw_properties_setf(properties, PW_KEY_FACTORY_ID, "%d",
+	pw_properties_setf(properties, PW_KEY_FACTORY_ID, "%u",
 			pw_impl_factory_get_info(data->factory)->id);
-	pw_properties_setf(properties, PW_KEY_MODULE_ID, "%d",
+	pw_properties_setf(properties, PW_KEY_MODULE_ID, "%u",
 			pw_impl_module_get_info(data->module)->id);
 
 	if (pw_properties_get(properties, PW_KEY_METADATA_NAME) == NULL)
@@ -218,7 +218,7 @@ static void *create_object(void *_data,
 			goto error_resource;
 		}
 
-		pw_properties_setf(properties, PW_KEY_CLIENT_ID, "%d",
+		pw_properties_setf(properties, PW_KEY_CLIENT_ID, "%u",
 				pw_impl_client_get_info(client)->id);
 
 		result = pw_metadata_new(context, metadata_resource, properties);
diff --git a/src/modules/module-profiler.c b/src/modules/module-profiler.c
index 1709ec9a5..557ca2649 100644
--- a/src/modules/module-profiler.c
+++ b/src/modules/module-profiler.c
@@ -559,7 +559,7 @@ int pipewire__module_init(struct pw_impl_module *module, const char *args)
 		free(impl);
 		return -errno;
 	}
-	pw_properties_setf(impl->properties, PW_KEY_OBJECT_ID, "%d", pw_global_get_id(impl->global));
+	pw_properties_setf(impl->properties, PW_KEY_OBJECT_ID, "%u", pw_global_get_id(impl->global));
 	pw_properties_setf(impl->properties, PW_KEY_OBJECT_SERIAL, "%"PRIu64,
 			pw_global_get_serial(impl->global));
 
diff --git a/src/modules/module-protocol-native.c b/src/modules/module-protocol-native.c
index 98a43829b..2a0b2f438 100644
--- a/src/modules/module-protocol-native.c
+++ b/src/modules/module-protocol-native.c
@@ -663,7 +663,7 @@ static struct client_data *client_new(struct server *s, int fd)
 	}
 #endif
 
-	pw_properties_setf(props, PW_KEY_MODULE_ID, "%d", d->module->global->id);
+	pw_properties_setf(props, PW_KEY_MODULE_ID, "%u", d->module->global->id);
 
 	client = pw_context_create_client(s->this.core,
 			protocol, props, sizeof(struct client_data));
diff --git a/src/modules/module-session-manager/client-endpoint/client-endpoint.c b/src/modules/module-session-manager/client-endpoint/client-endpoint.c
index 4eca40fd8..2a64443e3 100644
--- a/src/modules/module-session-manager/client-endpoint/client-endpoint.c
+++ b/src/modules/module-session-manager/client-endpoint/client-endpoint.c
@@ -166,9 +166,9 @@ static void *create_object(void *data,
 	if (!properties)
 		goto no_mem;
 
-	pw_properties_setf(properties, PW_KEY_CLIENT_ID, "%d",
+	pw_properties_setf(properties, PW_KEY_CLIENT_ID, "%u",
 			pw_impl_client_get_info(owner)->id);
-	pw_properties_setf(properties, PW_KEY_FACTORY_ID, "%d",
+	pw_properties_setf(properties, PW_KEY_FACTORY_ID, "%u",
 			pw_impl_factory_get_info(factory)->id);
 
 	this->resource = pw_resource_new(owner, new_id, PW_PERM_ALL, type, version, 0);
@@ -233,7 +233,7 @@ static void module_registered(void *data)
 	char id[16];
 	int res;
 
-	snprintf(id, sizeof(id), "%d", pw_impl_module_get_info(module)->id);
+	snprintf(id, sizeof(id), "%u", pw_impl_module_get_info(module)->id);
 	items[0] = SPA_DICT_ITEM_INIT(PW_KEY_MODULE_ID, id);
 	pw_impl_factory_update_properties(factory, &SPA_DICT_INIT(items, 1));
 
diff --git a/src/modules/module-session-manager/client-session/client-session.c b/src/modules/module-session-manager/client-session/client-session.c
index bb0f011ea..fc6f5857b 100644
--- a/src/modules/module-session-manager/client-session/client-session.c
+++ b/src/modules/module-session-manager/client-session/client-session.c
@@ -165,9 +165,9 @@ static void *create_object(void *data,
 	if (!properties)
 		goto no_mem;
 
-	pw_properties_setf(properties, PW_KEY_CLIENT_ID, "%d",
+	pw_properties_setf(properties, PW_KEY_CLIENT_ID, "%u",
 			pw_impl_client_get_info(owner)->id);
-	pw_properties_setf(properties, PW_KEY_FACTORY_ID, "%d",
+	pw_properties_setf(properties, PW_KEY_FACTORY_ID, "%u",
 			pw_impl_factory_get_info(factory)->id);
 
 	this->resource = pw_resource_new(owner, new_id, PW_PERM_ALL, type, version, 0);
@@ -232,7 +232,7 @@ static void module_registered(void *data)
 	char id[16];
 	int res;
 
-	snprintf(id, sizeof(id), "%d", pw_impl_module_get_info(module)->id);
+	snprintf(id, sizeof(id), "%u", pw_impl_module_get_info(module)->id);
 	items[0] = SPA_DICT_ITEM_INIT(PW_KEY_MODULE_ID, id);
 	pw_impl_factory_update_properties(factory, &SPA_DICT_INIT(items, 1));
 
diff --git a/src/modules/module-session-manager/endpoint-link.c b/src/modules/module-session-manager/endpoint-link.c
index 964c5d140..7b21e0071 100644
--- a/src/modules/module-session-manager/endpoint-link.c
+++ b/src/modules/module-session-manager/endpoint-link.c
@@ -439,9 +439,9 @@ static void *create_object(void *data,
 		goto error_link;
 	}
 
-	pw_properties_setf(properties, PW_KEY_CLIENT_ID, "%d",
+	pw_properties_setf(properties, PW_KEY_CLIENT_ID, "%u",
 			pw_impl_client_get_info(client)->id);
-	pw_properties_setf(properties, PW_KEY_FACTORY_ID, "%d",
+	pw_properties_setf(properties, PW_KEY_FACTORY_ID, "%u",
 			pw_impl_factory_get_info(d->factory)->id);
 
 	result = link_new(pw_impl_client_get_context(client), impl_resource, properties);
@@ -507,7 +507,7 @@ static void module_registered(void *data)
 	char id[16];
 	int res;
 
-	snprintf(id, sizeof(id), "%d", pw_impl_module_get_info(module)->id);
+	snprintf(id, sizeof(id), "%u", pw_impl_module_get_info(module)->id);
 	items[0] = SPA_DICT_ITEM_INIT(PW_KEY_MODULE_ID, id);
 	pw_impl_factory_update_properties(factory, &SPA_DICT_INIT(items, 1));
 
diff --git a/src/modules/module-session-manager/endpoint-stream.c b/src/modules/module-session-manager/endpoint-stream.c
index c93db3767..2ae855da5 100644
--- a/src/modules/module-session-manager/endpoint-stream.c
+++ b/src/modules/module-session-manager/endpoint-stream.c
@@ -430,9 +430,9 @@ static void *create_object(void *data,
 		goto error_stream;
 	}
 
-	pw_properties_setf(properties, PW_KEY_CLIENT_ID, "%d",
+	pw_properties_setf(properties, PW_KEY_CLIENT_ID, "%u",
 			pw_impl_client_get_info(client)->id);
-	pw_properties_setf(properties, PW_KEY_FACTORY_ID, "%d",
+	pw_properties_setf(properties, PW_KEY_FACTORY_ID, "%u",
 			pw_impl_factory_get_info(d->factory)->id);
 
 	result = stream_new(pw_impl_client_get_context(client), impl_resource, properties);
@@ -498,7 +498,7 @@ static void module_registered(void *data)
 	char id[16];
 	int res;
 
-	snprintf(id, sizeof(id), "%d", pw_impl_module_get_info(module)->id);
+	snprintf(id, sizeof(id), "%u", pw_impl_module_get_info(module)->id);
 	items[0] = SPA_DICT_ITEM_INIT(PW_KEY_MODULE_ID, id);
 	pw_impl_factory_update_properties(factory, &SPA_DICT_INIT(items, 1));
 
diff --git a/src/modules/module-session-manager/endpoint.c b/src/modules/module-session-manager/endpoint.c
index 32aa1b16b..f67598bf1 100644
--- a/src/modules/module-session-manager/endpoint.c
+++ b/src/modules/module-session-manager/endpoint.c
@@ -439,9 +439,9 @@ static void *create_object(void *data,
 		goto error_endpoint;
 	}
 
-	pw_properties_setf(properties, PW_KEY_CLIENT_ID, "%d",
+	pw_properties_setf(properties, PW_KEY_CLIENT_ID, "%u",
 			pw_impl_client_get_info(client)->id);
-	pw_properties_setf(properties, PW_KEY_FACTORY_ID, "%d",
+	pw_properties_setf(properties, PW_KEY_FACTORY_ID, "%u",
 			pw_impl_factory_get_info(d->factory)->id);
 
 	result = endpoint_new(pw_impl_client_get_context(client), impl_resource, properties);
@@ -507,7 +507,7 @@ static void module_registered(void *data)
 	char id[16];
 	int res;
 
-	snprintf(id, sizeof(id), "%d", pw_impl_module_get_info(module)->id);
+	snprintf(id, sizeof(id), "%u", pw_impl_module_get_info(module)->id);
 	items[0] = SPA_DICT_ITEM_INIT(PW_KEY_MODULE_ID, id);
 	pw_impl_factory_update_properties(factory, &SPA_DICT_INIT(items, 1));
 
diff --git a/src/modules/module-session-manager/session.c b/src/modules/module-session-manager/session.c
index de1fb4360..6a0ed02d8 100644
--- a/src/modules/module-session-manager/session.c
+++ b/src/modules/module-session-manager/session.c
@@ -428,9 +428,9 @@ static void *create_object(void *data,
 		goto error_session;
 	}
 
-	pw_properties_setf(properties, PW_KEY_CLIENT_ID, "%d",
+	pw_properties_setf(properties, PW_KEY_CLIENT_ID, "%u",
 			pw_impl_client_get_info(client)->id);
-	pw_properties_setf(properties, PW_KEY_FACTORY_ID, "%d",
+	pw_properties_setf(properties, PW_KEY_FACTORY_ID, "%u",
 			pw_impl_factory_get_info(d->factory)->id);
 
 	result = session_new(pw_impl_client_get_context(client), impl_resource, properties);
@@ -495,7 +495,7 @@ static void module_registered(void *data)
 	char id[16];
 	int res;
 
-	snprintf(id, sizeof(id), "%d", pw_impl_module_get_info(module)->id);
+	snprintf(id, sizeof(id), "%u", pw_impl_module_get_info(module)->id);
 	items[0] = SPA_DICT_ITEM_INIT(PW_KEY_MODULE_ID, id);
 	pw_impl_factory_update_properties(factory, &SPA_DICT_INIT(items, 1));
 
diff --git a/src/modules/module-spa-device-factory.c b/src/modules/module-spa-device-factory.c
index a3b08a285..1acc63dd7 100644
--- a/src/modules/module-spa-device-factory.c
+++ b/src/modules/module-spa-device-factory.c
@@ -104,13 +104,13 @@ static void *create_object(void *_data,
 	if ((factory_name = strdup(str)) == NULL)
 		goto error_properties;
 
-	pw_properties_setf(properties, PW_KEY_FACTORY_ID, "%d",
+	pw_properties_setf(properties, PW_KEY_FACTORY_ID, "%u",
 			pw_global_get_id(pw_impl_factory_get_global(data->factory)));
 
 	client = resource ? pw_resource_get_client(resource) : NULL;
 
 	if (client) {
-		pw_properties_setf(properties, PW_KEY_CLIENT_ID, "%d",
+		pw_properties_setf(properties, PW_KEY_CLIENT_ID, "%u",
 			pw_global_get_id(pw_impl_client_get_global(client)));
 	}
 
diff --git a/src/modules/module-spa-node-factory.c b/src/modules/module-spa-node-factory.c
index c7fedd47e..87ff3fd45 100644
--- a/src/modules/module-spa-node-factory.c
+++ b/src/modules/module-spa-node-factory.c
@@ -209,14 +209,14 @@ static void *create_object(void *_data,
 	if (factory_name == NULL)
 		goto error_properties;
 
-	pw_properties_setf(properties, PW_KEY_FACTORY_ID, "%d",
+	pw_properties_setf(properties, PW_KEY_FACTORY_ID, "%u",
 			pw_global_get_id(pw_impl_factory_get_global(data->factory)));
 
 	linger = pw_properties_get_bool(properties, PW_KEY_OBJECT_LINGER, false);
 
 	client = resource ? pw_resource_get_client(resource) : NULL;
 	if (client && !linger) {
-		pw_properties_setf(properties, PW_KEY_CLIENT_ID, "%d",
+		pw_properties_setf(properties, PW_KEY_CLIENT_ID, "%u",
 			pw_global_get_id(pw_impl_client_get_global(client)));
 	}
 
diff --git a/src/pipewire/impl-client.c b/src/pipewire/impl-client.c
index a13a40a5a..6566d1a51 100644
--- a/src/pipewire/impl-client.c
+++ b/src/pipewire/impl-client.c
@@ -557,7 +557,7 @@ int pw_impl_client_register(struct pw_impl_client *client,
 	client->registered = true;
 
 	client->info.id = client->global->id;
-	pw_properties_setf(client->properties, PW_KEY_OBJECT_ID, "%d", client->info.id);
+	pw_properties_setf(client->properties, PW_KEY_OBJECT_ID, "%u", client->info.id);
 	pw_properties_setf(client->properties, PW_KEY_OBJECT_SERIAL, "%"PRIu64,
 			pw_global_get_serial(client->global));
 	pw_global_add_listener(client->global, &client->global_listener, &global_events, client);
diff --git a/src/pipewire/impl-core.c b/src/pipewire/impl-core.c
index 3a43a8e88..3e5f0db8e 100644
--- a/src/pipewire/impl-core.c
+++ b/src/pipewire/impl-core.c
@@ -600,7 +600,7 @@ int pw_impl_core_register(struct pw_impl_core *core,
 	core->registered = true;
 
 	core->info.id = core->global->id;
-	pw_properties_setf(core->properties, PW_KEY_OBJECT_ID, "%d", core->info.id);
+	pw_properties_setf(core->properties, PW_KEY_OBJECT_ID, "%u", core->info.id);
 	pw_properties_setf(core->properties, PW_KEY_OBJECT_SERIAL, "%"PRIu64,
 			pw_global_get_serial(core->global));
 
diff --git a/src/pipewire/impl-device.c b/src/pipewire/impl-device.c
index 53b76b236..281199519 100644
--- a/src/pipewire/impl-device.c
+++ b/src/pipewire/impl-device.c
@@ -612,7 +612,7 @@ int pw_impl_device_register(struct pw_impl_device *device,
 	device->registered = true;
 
 	device->info.id = device->global->id;
-	pw_properties_setf(device->properties, PW_KEY_OBJECT_ID, "%d", device->info.id);
+	pw_properties_setf(device->properties, PW_KEY_OBJECT_ID, "%u", device->info.id);
 	pw_properties_setf(device->properties, PW_KEY_OBJECT_SERIAL, "%"PRIu64,
 			pw_global_get_serial(device->global));
 
diff --git a/src/pipewire/impl-factory.c b/src/pipewire/impl-factory.c
index 9a8e1c508..99900db47 100644
--- a/src/pipewire/impl-factory.c
+++ b/src/pipewire/impl-factory.c
@@ -185,7 +185,7 @@ int pw_impl_factory_register(struct pw_impl_factory *factory,
 	factory->registered = true;
 
 	factory->info.id = factory->global->id;
-	pw_properties_setf(factory->properties, PW_KEY_OBJECT_ID, "%d", factory->info.id);
+	pw_properties_setf(factory->properties, PW_KEY_OBJECT_ID, "%u", factory->info.id);
 	pw_properties_setf(factory->properties, PW_KEY_OBJECT_SERIAL, "%"PRIu64,
 			pw_global_get_serial(factory->global));
 	pw_properties_set(factory->properties, PW_KEY_FACTORY_NAME, factory->info.name);
diff --git a/src/pipewire/impl-link.c b/src/pipewire/impl-link.c
index 6eae5e6c7..9abc7c481 100644
--- a/src/pipewire/impl-link.c
+++ b/src/pipewire/impl-link.c
@@ -1687,7 +1687,7 @@ int pw_impl_link_register(struct pw_impl_link *link,
 	link->registered = true;
 
 	link->info.id = link->global->id;
-	pw_properties_setf(link->properties, PW_KEY_OBJECT_ID, "%d", link->info.id);
+	pw_properties_setf(link->properties, PW_KEY_OBJECT_ID, "%u", link->info.id);
 	pw_properties_setf(link->properties, PW_KEY_OBJECT_SERIAL, "%"PRIu64,
 			pw_global_get_serial(link->global));
 	pw_properties_setf(link->properties, PW_KEY_LINK_OUTPUT_NODE, "%u", link->info.output_node_id);
diff --git a/src/pipewire/impl-module.c b/src/pipewire/impl-module.c
index 54db8f868..f754dd9b5 100644
--- a/src/pipewire/impl-module.c
+++ b/src/pipewire/impl-module.c
@@ -235,7 +235,7 @@ pw_context_load_module(struct pw_context *context,
 		goto error_no_global;
 
 	this->info.id = this->global->id;
-	pw_properties_setf(this->properties, PW_KEY_OBJECT_ID, "%d", this->info.id);
+	pw_properties_setf(this->properties, PW_KEY_OBJECT_ID, "%u", this->info.id);
 	pw_properties_setf(this->properties, PW_KEY_OBJECT_SERIAL, "%"PRIu64,
 			pw_global_get_serial(this->global));
 
diff --git a/src/pipewire/impl-node.c b/src/pipewire/impl-node.c
index fb9cf56e4..e38b1640e 100644
--- a/src/pipewire/impl-node.c
+++ b/src/pipewire/impl-node.c
@@ -988,7 +988,7 @@ int pw_impl_node_register(struct pw_impl_node *this,
 	this->from_driver_peer = pw_node_peer_ref(this, this);
 	this->to_driver_peer = pw_node_peer_ref(this, this);
 
-	pw_properties_setf(this->properties, PW_KEY_OBJECT_ID, "%d", this->global->id);
+	pw_properties_setf(this->properties, PW_KEY_OBJECT_ID, "%u", this->global->id);
 	pw_properties_setf(this->properties, PW_KEY_OBJECT_SERIAL, "%"PRIu64,
 			pw_global_get_serial(this->global));
 
diff --git a/src/pipewire/impl-port.c b/src/pipewire/impl-port.c
index 9b5855029..19bd631e2 100644
--- a/src/pipewire/impl-port.c
+++ b/src/pipewire/impl-port.c
@@ -1395,8 +1395,8 @@ int pw_impl_port_register(struct pw_impl_port *port,
 	pw_global_add_listener(port->global, &port->global_listener, &global_events, port);
 
 	port->info.id = port->global->id;
-	pw_properties_setf(port->properties, PW_KEY_NODE_ID, "%d", node->global->id);
-	pw_properties_setf(port->properties, PW_KEY_OBJECT_ID, "%d", port->info.id);
+	pw_properties_setf(port->properties, PW_KEY_NODE_ID, "%u", node->global->id);
+	pw_properties_setf(port->properties, PW_KEY_OBJECT_ID, "%u", port->info.id);
 	pw_properties_setf(port->properties, PW_KEY_OBJECT_SERIAL, "%"PRIu64,
 			pw_global_get_serial(port->global));
 
diff --git a/src/tools/pw-cli.c b/src/tools/pw-cli.c
index 88356cb8f..b731e0acb 100644
--- a/src/tools/pw-cli.c
+++ b/src/tools/pw-cli.c
@@ -1760,8 +1760,8 @@ static bool do_create_link(struct data *data, const char *cmd, char *args, char
 			if (!global_port_out || !global_port_in)
 				continue;
 
-			pw_properties_setf(props, PW_KEY_LINK_OUTPUT_PORT, "%d", global_port_out->id);
-			pw_properties_setf(props, PW_KEY_LINK_INPUT_PORT, "%d", global_port_in->id);
+			pw_properties_setf(props, PW_KEY_LINK_OUTPUT_PORT, "%u", global_port_out->id);
+			pw_properties_setf(props, PW_KEY_LINK_INPUT_PORT, "%u", global_port_in->id);
 
 			create_link_with_properties(data, props);
 		}