diff --git a/libavcodec/magicyuvenc.c b/libavcodec/magicyuvenc.c
index c784221e1c..bbfb8d0c6c 100644
--- a/libavcodec/magicyuvenc.c
+++ b/libavcodec/magicyuvenc.c
@@ -549,7 +549,7 @@ AVCodec ff_magicyuv_encoder = {
     .init             = magy_encode_init,
     .close            = magy_encode_close,
     .encode2          = magy_encode_frame,
-    .capabilities     = AV_CODEC_CAP_FRAME_THREADS | AV_CODEC_CAP_INTRA_ONLY,
+    .capabilities     = AV_CODEC_CAP_FRAME_THREADS | AV_CODEC_CAP_INTRA_ONLY | AV_CODEC_CAP_EXPERIMENTAL,
     .pix_fmts         = (const enum AVPixelFormat[]) {
                           AV_PIX_FMT_GBRP, AV_PIX_FMT_GBRAP, AV_PIX_FMT_YUV422P,
                           AV_PIX_FMT_YUV420P, AV_PIX_FMT_YUV444P, AV_PIX_FMT_YUVA444P, AV_PIX_FMT_GRAY8,