diff --git a/src/backends/native/meta-input-device-tool-native.c b/src/backends/native/meta-input-device-tool-native.c
index 7b548a683..d6ca7634d 100644
--- a/src/backends/native/meta-input-device-tool-native.c
+++ b/src/backends/native/meta-input-device-tool-native.c
@@ -21,8 +21,17 @@
 
 #include "backends/native/meta-input-thread.h"
 
-G_DEFINE_TYPE (MetaInputDeviceToolNative, meta_input_device_tool_native,
-               CLUTTER_TYPE_INPUT_DEVICE_TOOL)
+struct _MetaInputDeviceToolNative
+{
+  ClutterInputDeviceTool parent_instance;
+  struct libinput_tablet_tool *tool;
+  GHashTable *button_map;
+  graphene_point_t pressure_curve[2];
+  MetaBezier *bezier;
+};
+
+G_DEFINE_FINAL_TYPE (MetaInputDeviceToolNative, meta_input_device_tool_native,
+                     CLUTTER_TYPE_INPUT_DEVICE_TOOL)
 
 static void
 meta_input_device_tool_native_finalize (GObject *object)
diff --git a/src/backends/native/meta-input-device-tool-native.h b/src/backends/native/meta-input-device-tool-native.h
index ff5e6c98b..6806f241c 100644
--- a/src/backends/native/meta-input-device-tool-native.h
+++ b/src/backends/native/meta-input-device-tool-native.h
@@ -33,47 +33,16 @@ G_BEGIN_DECLS
 
 #define META_TYPE_INPUT_DEVICE_TOOL_NATIVE (meta_input_device_tool_native_get_type ())
 
-#define META_INPUT_DEVICE_TOOL_NATIVE(o) \
-  (G_TYPE_CHECK_INSTANCE_CAST ((o), \
-  META_TYPE_INPUT_DEVICE_TOOL_NATIVE, MetaInputDeviceToolNative))
-
-#define META_IS_INPUT_DEVICE_TOOL_NATIVE(o) \
-  (G_TYPE_CHECK_INSTANCE_TYPE ((o), \
-  META_TYPE_INPUT_DEVICE_TOOL_NATIVE))
-
-#define META_INPUT_DEVICE_TOOL_NATIVE_CLASS(c) \
-  (G_TYPE_CHECK_CLASS_CAST ((c), \
-  META_TYPE_INPUT_DEVICE_TOOL_EVDEV, MetaInputDeviceToolNativeClass))
-
-#define META_IS_INPUT_DEVICE_TOOL_NATIVE_CLASS(c) \
-  (G_TYPE_CHECK_CLASS_TYPE ((c), \
-  META_TYPE_INPUT_DEVICE_TOOL_NATIVE))
-
-#define META_INPUT_DEVICE_TOOL_NATIVE_GET_CLASS(o) \
-  (G_TYPE_INSTANCE_GET_CLASS ((o), \
-  META_TYPE_INPUT_DEVICE_TOOL_NATIVE, MetaInputDeviceToolNativeClass))
+G_DECLARE_FINAL_TYPE (MetaInputDeviceToolNative,
+                      meta_input_device_tool_native,
+                      META,
+                      INPUT_DEVICE_TOOL_NATIVE,
+                      ClutterInputDeviceTool)
 
 typedef struct _MetaInputDeviceToolNative MetaInputDeviceToolNative;
-typedef struct _MetaInputDeviceToolNativeClass MetaInputDeviceToolNativeClass;
 
 #define N_PRESSURECURVE_POINTS 256
 
-struct _MetaInputDeviceToolNative
-{
-  ClutterInputDeviceTool parent_instance;
-  struct libinput_tablet_tool *tool;
-  GHashTable *button_map;
-  graphene_point_t pressure_curve[2];
-  MetaBezier *bezier;
-};
-
-struct _MetaInputDeviceToolNativeClass
-{
-  ClutterInputDeviceToolClass parent_class;
-};
-
-GType                    meta_input_device_tool_native_get_type (void) G_GNUC_CONST;
-
 ClutterInputDeviceTool * meta_input_device_tool_native_new      (struct libinput_tablet_tool *tool,
                                                                  uint64_t                     serial,
                                                                  ClutterInputDeviceToolType   type);