diff --git a/libavdevice/avfoundation.m b/libavdevice/avfoundation.m
index 74d781134e..4ac50a0ef2 100644
--- a/libavdevice/avfoundation.m
+++ b/libavdevice/avfoundation.m
@@ -451,6 +451,7 @@ static const AVClass avf_class = {
     .item_name  = av_default_item_name,
     .option     = options,
     .version    = LIBAVUTIL_VERSION_INT,
+    .category   = AV_CLASS_CATEGORY_DEVICE_VIDEO_INPUT,
 };
 
 AVInputFormat ff_avfoundation_demuxer = {