diff --git a/gdk/gdkseat.c b/gdk/gdkseat.c
index a507d451bd..aed44a4d93 100644
--- a/gdk/gdkseat.c
+++ b/gdk/gdkseat.c
@@ -449,12 +449,13 @@ gdk_seat_tool_removed (GdkSeat       *seat,
 
 GdkDeviceTool *
 gdk_seat_get_tool (GdkSeat *seat,
-                   guint64  serial)
+                   guint64  serial,
+                   guint64  hw_id)
 {
   GdkSeatClass *seat_class;
 
   g_return_val_if_fail (GDK_IS_SEAT (seat), NULL);
 
   seat_class = GDK_SEAT_GET_CLASS (seat);
-  return seat_class->get_tool (seat, serial);
+  return seat_class->get_tool (seat, serial, hw_id);
 }
diff --git a/gdk/gdkseatdefault.c b/gdk/gdkseatdefault.c
index ce4bdc82d2..a83901a692 100644
--- a/gdk/gdkseatdefault.c
+++ b/gdk/gdkseatdefault.c
@@ -275,7 +275,8 @@ gdk_seat_default_get_slaves (GdkSeat             *seat,
 
 static GdkDeviceTool *
 gdk_seat_default_get_tool (GdkSeat *seat,
-                           guint64  serial)
+                           guint64  serial,
+                           guint64  hw_id)
 {
   GdkSeatDefaultPrivate *priv;
   GdkDeviceTool *tool;
@@ -290,7 +291,7 @@ gdk_seat_default_get_tool (GdkSeat *seat,
     {
       tool = g_ptr_array_index (priv->tools, i);
 
-      if (tool->serial == serial)
+      if (tool->serial == serial && tool->hw_id == hw_id)
         return tool;
     }
 
@@ -436,8 +437,7 @@ gdk_seat_default_remove_tool (GdkSeatDefault *seat,
 
   priv = gdk_seat_default_get_instance_private (seat);
 
-  if (tool != gdk_seat_get_tool (GDK_SEAT (seat),
-                                 gdk_device_tool_get_serial (tool)))
+  if (tool != gdk_seat_get_tool (GDK_SEAT (seat), tool->serial, tool->hw_id))
     return;
 
   g_signal_emit_by_name (seat, "tool-removed", tool);
diff --git a/gdk/gdkseatprivate.h b/gdk/gdkseatprivate.h
index bd66f68bf5..e031294aca 100644
--- a/gdk/gdkseatprivate.h
+++ b/gdk/gdkseatprivate.h
@@ -57,7 +57,8 @@ struct _GdkSeatClass
                               GdkSeatCapabilities  capabilities);
 
   GdkDeviceTool * (* get_tool) (GdkSeat *seat,
-                                guint64  serial);
+                                guint64  serial,
+                                guint64  tool_id);
 };
 
 void gdk_seat_device_added   (GdkSeat   *seat,
@@ -72,6 +73,7 @@ void gdk_seat_tool_removed   (GdkSeat       *seat,
 
 GdkDeviceTool *
      gdk_seat_get_tool       (GdkSeat   *seat,
-                              guint64    serial);
+                              guint64    serial,
+                              guint64    hw_id);
 
 #endif /* __GDK_SEAT_PRIVATE_H__ */
diff --git a/gdk/x11/gdkdevicemanager-xi2.c b/gdk/x11/gdkdevicemanager-xi2.c
index 5c7a5a1614..135a0512aa 100644
--- a/gdk/x11/gdkdevicemanager-xi2.c
+++ b/gdk/x11/gdkdevicemanager-xi2.c
@@ -1115,7 +1115,7 @@ handle_property_change (GdkX11DeviceManagerXI2 *device_manager,
           device_get_tool_serial_and_id (device, &serial_id, &tool_id))
         {
           seat = gdk_device_get_seat (device);
-          tool = gdk_seat_get_tool (seat, serial_id);
+          tool = gdk_seat_get_tool (seat, serial_id, tool_id);
 
           if (!tool && serial_id > 0)
             {