--- a/types/output/render.c
+++ b/types/output/render.c
@@ -330,22 +330,7 @@
 }

 uint32_t wlr_output_preferred_read_format(struct wlr_output *output) {
-	struct wlr_renderer *renderer = output->renderer;
-	assert(renderer != NULL);
-
-	if (!renderer->impl->preferred_read_format || !renderer->impl->read_pixels) {
-		return DRM_FORMAT_INVALID;
-	}
-
-	if (!output_attach_back_buffer(output, &output->pending, NULL)) {
-		return false;
-	}
-
-	uint32_t fmt = renderer->impl->preferred_read_format(renderer);
-
-	output_clear_back_buffer(output);
-
-	return fmt;
+	return DRM_FORMAT_XRGB8888;
 }

 bool output_is_direct_scanout(struct wlr_output *output,