diff --git a/docs/reference/gdk/gdk3-sections.txt b/docs/reference/gdk/gdk3-sections.txt
index 6dc208c218..0ca8d48ddd 100644
--- a/docs/reference/gdk/gdk3-sections.txt
+++ b/docs/reference/gdk/gdk3-sections.txt
@@ -1245,7 +1245,6 @@ gdk_wayland_display_get_wl_display
 gdk_wayland_display_get_xdg_shell
 gdk_wayland_window_get_wl_surface
 gdk_wayland_window_set_use_custom_surface
-gdk_wayland_window_get_wl_output
 
 <SUBSECTION Standard>
 GDK_TYPE_WAYLAND_DEVICE
diff --git a/gdk/wayland/gdkprivate-wayland.h b/gdk/wayland/gdkprivate-wayland.h
index 81770f6640..a95c925ca1 100644
--- a/gdk/wayland/gdkprivate-wayland.h
+++ b/gdk/wayland/gdkprivate-wayland.h
@@ -274,4 +274,6 @@ EGLSurface gdk_wayland_window_get_dummy_egl_surface (GdkWindow *window,
 void gdk_wayland_seat_set_global_cursor (GdkSeat   *seat,
                                          GdkCursor *cursor);
 
+struct wl_output *gdk_wayland_window_get_wl_output (GdkWindow *window);
+
 #endif /* __GDK_PRIVATE_WAYLAND_H__ */
diff --git a/gdk/wayland/gdkwaylandwindow.h b/gdk/wayland/gdkwaylandwindow.h
index fb84d347ed..e46ce18d79 100644
--- a/gdk/wayland/gdkwaylandwindow.h
+++ b/gdk/wayland/gdkwaylandwindow.h
@@ -59,8 +59,6 @@ void                     gdk_wayland_window_set_dbus_properties_libgtk_only (Gdk
 									     const char *window_object_path,
 									     const char *application_object_path,
 									     const char *unique_bus_name);
-GDK_AVAILABLE_IN_3_22
-struct wl_output        *gdk_wayland_window_get_wl_output       (GdkWindow *window);
 
 
 G_END_DECLS
diff --git a/gdk/wayland/gdkwindow-wayland.c b/gdk/wayland/gdkwindow-wayland.c
index 64b3cd8457..8ee469b21b 100644
--- a/gdk/wayland/gdkwindow-wayland.c
+++ b/gdk/wayland/gdkwindow-wayland.c
@@ -2954,17 +2954,6 @@ gdk_wayland_window_get_wl_surface (GdkWindow *window)
   return GDK_WINDOW_IMPL_WAYLAND (window->impl)->display_server.wl_surface;
 }
 
-/**
- * gdk_wayland_window_get_wl_output:
- * @window: (type GdkWaylandWindow): a #GdkWindow
- *
- * Returns the Wayland output a #GdkWindow has last entered.
- *
- * Returns: (transfer none): a Wayland wl_output or NULL if the #GdkWindow
- * is not associated with any Wayland wl_output.
- *
- * Since: 3.22
- */
 struct wl_output *
 gdk_wayland_window_get_wl_output (GdkWindow *window)
 {