diff --git a/include/sound/soc.h b/include/sound/soc.h
index 435cb83c7f48..cb6b18b6eece 100644
--- a/include/sound/soc.h
+++ b/include/sound/soc.h
@@ -755,9 +755,9 @@ struct snd_soc_card {
 	/*
 	 * Card-specific routes and widgets.
 	 */
-	struct snd_soc_dapm_widget *dapm_widgets;
+	const struct snd_soc_dapm_widget *dapm_widgets;
 	int num_dapm_widgets;
-	struct snd_soc_dapm_route *dapm_routes;
+	const struct snd_soc_dapm_route *dapm_routes;
 	int num_dapm_routes;
 
 	struct work_struct deferred_resume_work;