diff --git a/src/h264-encoder.c b/src/h264-encoder.c
index 6ad0262..f4a4421 100644
--- a/src/h264-encoder.c
+++ b/src/h264-encoder.c
@@ -547,7 +547,7 @@ struct h264_encoder* h264_encoder_create(uint32_t width, uint32_t height,
goto codec_context_failure;
self->codec_ctx->hw_frames_ctx =
- av_buffer_ref(self->filter_out->inputs[0]->hw_frames_ctx);
+ av_buffer_ref(av_buffersink_get_hw_frames_ctx(self->filter_out));
AVDictionary *opts = NULL;
av_dict_set_int(&opts, "async_depth", 1, 0);