diff --git a/cinelerra-5.1/cinelerra/fileac3.h b/cinelerra-5.1/cinelerra/fileac3.h
index 8ae62c76..0e683e9a 100644
--- a/cinelerra-5.1/cinelerra/fileac3.h
+++ b/cinelerra-5.1/cinelerra/fileac3.h
@@ -60,7 +60,7 @@ public:
 
 private:
 	AVPacket avpkt;
-	AVCodec *codec;
+	const AVCodec *codec;
 	AVCodecContext *codec_context;
 	SwrContext *resample_context;
 
diff --git a/cinelerra-5.1/cinelerra/pluginfclient.C b/cinelerra-5.1/cinelerra/pluginfclient.C
index f4d9ba3a..36a40d15 100644
--- a/cinelerra-5.1/cinelerra/pluginfclient.C
+++ b/cinelerra-5.1/cinelerra/pluginfclient.C
@@ -913,14 +913,14 @@ int PluginFAClient::get_inchannels()
 {
 	AVFilterContext *fctx = ffilt->fctx;
 	AVFilterLink **links = !fctx->nb_inputs ? 0 : fctx->inputs;
-	return !links ? 0 : links[0]->channels;
+	return !links ? 0 : links[0]->ch_layout.nb_channels;
 }
 
 int PluginFAClient::get_outchannels()
 {
 	AVFilterContext *fctx = ffilt->fctx;
 	AVFilterLink **links = !fctx->nb_outputs ? 0 : fctx->outputs;
-	return !links ? 0 : links[0]->channels;
+	return !links ? 0 : links[0]->ch_layout.nb_channels;
 }
 
 int PluginFAClient::process_buffer(int64_t size, Samples **buffer, int64_t start_position, int sample_rate)