diff --git a/spa/include/spa/param/type-info.h b/spa/include/spa/param/type-info.h
index 191623f1e..ea726362c 100644
--- a/spa/include/spa/param/type-info.h
+++ b/spa/include/spa/param/type-info.h
@@ -238,8 +238,8 @@ static const struct spa_type_info spa_type_format[] = {
 		spa_type_audio_flags },
 	{ SPA_FORMAT_AUDIO_rate, SPA_TYPE_Int, SPA_TYPE_INFO_FORMAT_AUDIO_BASE "rate", NULL },
 	{ SPA_FORMAT_AUDIO_channels, SPA_TYPE_Int, SPA_TYPE_INFO_FORMAT_AUDIO_BASE "channels", NULL },
-	{ SPA_FORMAT_AUDIO_position, SPA_TYPE_Id, SPA_TYPE_INFO_FORMAT_AUDIO_BASE "position",
-		spa_type_audio_channel },
+	{ SPA_FORMAT_AUDIO_position, SPA_TYPE_Array, SPA_TYPE_INFO_FORMAT_AUDIO_BASE "position",
+		spa_type_prop_channel_map },
 
 	{ SPA_FORMAT_VIDEO_format, SPA_TYPE_Id, SPA_TYPE_INFO_FORMAT_VIDEO_BASE "format",
 		spa_type_video_format, },