diff --git a/gdk/wayland/gdkdisplay-wayland.c b/gdk/wayland/gdkdisplay-wayland.c
index 7cff83ce22a7ec3b3f80c24349f3e5b1cb09e76d..17278cbb99c6eaeedbcf69fe6e600abb0c561b59 100644
--- a/gdk/wayland/gdkdisplay-wayland.c
+++ b/gdk/wayland/gdkdisplay-wayland.c
@@ -105,6 +105,9 @@
 #endif
 
 static void _gdk_wayland_display_load_cursor_theme (GdkWaylandDisplay *display_wayland);
+static void _gdk_wayland_display_set_cursor_theme  (GdkDisplay        *display,
+                                                    const char        *name,
+                                                    int                size);
 
 G_DEFINE_TYPE (GdkWaylandDisplay, gdk_wayland_display, GDK_TYPE_DISPLAY)
 
@@ -1129,7 +1132,7 @@ G_GNUC_END_IGNORE_DEPRECATIONS
   display_class->get_monitors = gdk_wayland_display_get_monitors;
   display_class->get_monitor_at_surface = gdk_wayland_display_get_monitor_at_surface;
   display_class->get_setting = gdk_wayland_display_get_setting;
-  display_class->set_cursor_theme = gdk_wayland_display_set_cursor_theme;
+  display_class->set_cursor_theme = _gdk_wayland_display_set_cursor_theme;
 }
 
 static void
@@ -1202,11 +1205,22 @@ get_cursor_theme (GdkWaylandDisplay *display_wayland,
  * @size: the size to use for cursors
  *
  * Sets the cursor theme for the given @display.
+ *
+ * Deprecated: 4.16: Use the cursor-related properties of
+ *   [GtkSettings](../gtk4/class.Settings.html) to set the cursor theme
  */
 void
 gdk_wayland_display_set_cursor_theme (GdkDisplay *display,
                                       const char *name,
                                       int         size)
+{
+  _gdk_wayland_display_set_cursor_theme (display, name, size);
+}
+
+static void
+_gdk_wayland_display_set_cursor_theme (GdkDisplay *display,
+                                       const char *name,
+                                       int         size)
 {
   GdkWaylandDisplay *display_wayland = GDK_WAYLAND_DISPLAY(display);
   struct wl_cursor_theme *theme;
@@ -1275,7 +1289,7 @@ _gdk_wayland_display_load_cursor_theme (GdkWaylandDisplay *display_wayland)
   else
     name = "default";
 
-  gdk_wayland_display_set_cursor_theme (GDK_DISPLAY (display_wayland), name, size);
+  _gdk_wayland_display_set_cursor_theme (GDK_DISPLAY (display_wayland), name, size);
   g_value_unset (&v);
 
   gdk_profiler_end_mark (before, "Wayland cursor theme load", NULL);
diff --git a/gdk/wayland/gdkwaylanddisplay.h b/gdk/wayland/gdkwaylanddisplay.h
index 5e5d2945dcf6bab4ca54a344b6df29c90e8706cf..396a6f98f218bb28ed334ab557fd2f292ed10aaf 100644
--- a/gdk/wayland/gdkwaylanddisplay.h
+++ b/gdk/wayland/gdkwaylanddisplay.h
@@ -48,7 +48,7 @@ GDK_AVAILABLE_IN_ALL
 struct wl_display      *gdk_wayland_display_get_wl_display      (GdkDisplay *display);
 GDK_AVAILABLE_IN_ALL
 struct wl_compositor   *gdk_wayland_display_get_wl_compositor   (GdkDisplay *display);
-GDK_AVAILABLE_IN_ALL
+GDK_DEPRECATED_IN_4_16
 void                    gdk_wayland_display_set_cursor_theme    (GdkDisplay  *display,
                                                                  const char *name,
                                                                  int          size);
@@ -60,7 +60,7 @@ void                    gdk_wayland_display_set_startup_notification_id (GdkDisp
 
 GDK_AVAILABLE_IN_ALL
 gboolean                gdk_wayland_display_query_registry      (GdkDisplay  *display,
-								 const char *global);
+                                                                 const char *global);
 
 GDK_AVAILABLE_IN_4_4
 gpointer                gdk_wayland_display_get_egl_display     (GdkDisplay  *display);
diff --git a/gdk/x11/gdkcursor-x11.c b/gdk/x11/gdkcursor-x11.c
index 04603efbe6033e64042a40ea9a43bfab96af1c02..c5a14e8c49b8cec697cd95b489e1a148886f2616 100644
--- a/gdk/x11/gdkcursor-x11.c
+++ b/gdk/x11/gdkcursor-x11.c
@@ -274,11 +274,22 @@ gdk_x11_cursor_create_for_name (GdkDisplay  *display,
  * will have to be handled by the application (GTK applications can learn
  * about cursor theme changes by listening for change notification
  * for the corresponding `GtkSetting`).
+ *
+ * Deprecated: 4.16: Use the cursor-related properties of
+ *   [GtkSettings](../gtk4/class.Settings.html) to set the cursor theme
  */
 void
 gdk_x11_display_set_cursor_theme (GdkDisplay  *display,
                                   const char *theme,
                                   const int    size)
+{
+  _gdk_x11_display_set_cursor_theme (display, theme, size);
+}
+
+void
+_gdk_x11_display_set_cursor_theme (GdkDisplay  *display,
+                                   const char *theme,
+                                   const int    size)
 {
 #if defined(HAVE_XCURSOR) && defined(HAVE_XFIXES) && XFIXES_MAJOR >= 2
   GdkX11Screen *x11_screen;
diff --git a/gdk/x11/gdkdisplay-x11.c b/gdk/x11/gdkdisplay-x11.c
index 4e24acc33bb9fc0130f19d2b4181054c310a7ad9..b80256cb507fcc3faa946ab1371167556f880747 100644
--- a/gdk/x11/gdkdisplay-x11.c
+++ b/gdk/x11/gdkdisplay-x11.c
@@ -3078,7 +3078,7 @@ G_GNUC_END_IGNORE_DEPRECATIONS
 
   display_class->get_monitors = gdk_x11_display_get_monitors;
   display_class->get_setting = gdk_x11_display_get_setting;
-  display_class->set_cursor_theme = gdk_x11_display_set_cursor_theme;
+  display_class->set_cursor_theme = _gdk_x11_display_set_cursor_theme;
 
   class->xevent = gdk_event_source_xevent;
 
diff --git a/gdk/x11/gdkprivate-x11.h b/gdk/x11/gdkprivate-x11.h
index d60b97f6b6c400a229c1ac61e03bbaa179b82c67..358da4ebc503b44f829c151e7f8860ecd430fdb7 100644
--- a/gdk/x11/gdkprivate-x11.h
+++ b/gdk/x11/gdkprivate-x11.h
@@ -206,6 +206,10 @@ GdkFilterReturn
 gdk_surface_cache_shape_filter (const XEvent *xevent,
                                 gpointer      data);
 
+void _gdk_x11_display_set_cursor_theme (GdkDisplay  *display,
+                                        const char *theme,
+                                        const int    size);
+
 void _gdk_x11_cursor_display_finalize (GdkDisplay *display);
 
 void _gdk_x11_surface_register_dnd (GdkSurface *window);
diff --git a/gdk/x11/gdkx11display.h b/gdk/x11/gdkx11display.h
index 2df0c4889901b182e6e78ae621555258c01a9341..0b07e3937196574e473e3fdb20d545b6ba20fb25 100644
--- a/gdk/x11/gdkx11display.h
+++ b/gdk/x11/gdkx11display.h
@@ -88,7 +88,7 @@ GDK_AVAILABLE_IN_ALL
 void          gdk_x11_display_set_program_class                   (GdkDisplay  *display,
                                                                    const char  *program_class);
 
-GDK_AVAILABLE_IN_ALL
+GDK_DEPRECATED_IN_4_16
 void          gdk_x11_display_set_cursor_theme (GdkDisplay  *display,
                                                 const char *theme,
                                                 const int    size);