diff --git a/src/wayland/meta-wayland-surface.c b/src/wayland/meta-wayland-surface.c
index 0a2a21a39..f619f1ebb 100644
--- a/src/wayland/meta-wayland-surface.c
+++ b/src/wayland/meta-wayland-surface.c
@@ -936,7 +936,6 @@ set_surface_is_on_output (MetaWaylandSurface *surface,
 
 static void
 surface_handle_output_destroy (MetaWaylandOutput *wayland_output,
-                               GParamSpec *pspec,
                                MetaWaylandSurface *surface)
 {
   set_surface_is_on_output (surface, wayland_output, FALSE);